WARNING in rcu_core ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1 at mm/slub.c:4550 slab_free_after_rcu_debug+0x18b/0x270 mm/slub.c:4550 Modules linked in: CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.11.0-rc2-next-20240809-syzkaller-03984-g61c01d2e181a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:slab_free_after_rcu_debug+0x18b/0x270 mm/slub.c:4550 Code: 48 89 04 19 48 8d 4a 08 49 8b 34 24 65 48 0f c7 0e 75 c8 4c 89 f7 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 36 55 ff ff 90 <0f> 0b 90 eb 92 90 0f 0b 90 eb 8c 90 0f 0b 90 eb 86 41 8b 54 24 1c RSP: 0000:ffffc90000007bc0 EFLAGS: 00010286 RAX: ffff88823be00000 RBX: ffff88802137ef00 RCX: 000000000003cfe0 RDX: ffffea0000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000007e30 R08: ffffffff8142e7cc R09: 1ffffffff26eb903 R10: dffffc0000000000 R11: ffffffff81f13a00 R12: ffffffff817c10e7 R13: ffff88823be3cfe8 R14: ffff88823be3cfe0 R15: ffffea000084de00 FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000e734000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rcu_do_batch kernel/rcu/tree.c:2567 [inline] rcu_core+0xaaa/0x17a0 kernel/rcu/tree.c:2823 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:check_kcov_mode kernel/kcov.c:193 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x70 kernel/kcov.c:216 Code: c0 d7 03 00 65 8b 15 a0 b0 6f 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 00 <83> fa 02 75 21 48 8b 91 00 16 00 00 48 8b 32 48 8d 7e 01 8b 89 fc RSP: 0000:ffffc90000067360 EFLAGS: 00000246 RAX: ffffffff81414d7d RBX: ffffffff909514b8 RCX: ffff888017eb0000 RDX: 0000000000000000 RSI: ffffffff9175b404 RDI: ffffffff8bc1ef60 RBP: ffffffff8bc1ef60 R08: ffffffff81414d4f R09: ffffc90000067530 R10: 0000000000000003 R11: ffffffff817fb7c0 R12: ffffffff909514bc R13: dffffc0000000000 R14: ffffffff9175b404 R15: ffffffff9098ae0c __orc_find arch/x86/kernel/unwind_orc.c:99 [inline] orc_find arch/x86/kernel/unwind_orc.c:233 [inline] unwind_next_frame+0x62d/0x2a00 arch/x86/kernel/unwind_orc.c:494 arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:319 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:345 kasan_slab_alloc include/linux/kasan.h:237 [inline] slab_post_alloc_hook mm/slub.c:4028 [inline] slab_alloc_node mm/slub.c:4077 [inline] kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4084 mempool_init_node+0x1ee/0x4e0 mm/mempool.c:217 mempool_create_node_noprof+0xbe/0x150 mm/mempool.c:280 virtio_scsi_init+0x59/0xf0 drivers/scsi/virtio_scsi.c:1070 do_one_initcall+0x248/0x880 init/main.c:1267 do_initcall_level+0x157/0x210 init/main.c:1329 do_initcalls+0x3f/0x80 init/main.c:1345 kernel_init_freeable+0x435/0x5d0 init/main.c:1578 kernel_init+0x1d/0x2b0 init/main.c:1467 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---------------- Code disassembly (best guess): 0: c0 d7 03 rcl $0x3,%bh 3: 00 65 8b add %ah,-0x75(%rbp) 6: 15 a0 b0 6f 7e adc $0x7e6fb0a0,%eax b: 81 e2 00 01 ff 00 and $0xff0100,%edx 11: 74 11 je 0x24 13: 81 fa 00 01 00 00 cmp $0x100,%edx 19: 75 35 jne 0x50 1b: 83 b9 1c 16 00 00 00 cmpl $0x0,0x161c(%rcx) 22: 74 2c je 0x50 24: 8b 91 f8 15 00 00 mov 0x15f8(%rcx),%edx * 2a: 83 fa 02 cmp $0x2,%edx <-- trapping instruction 2d: 75 21 jne 0x50 2f: 48 8b 91 00 16 00 00 mov 0x1600(%rcx),%rdx 36: 48 8b 32 mov (%rdx),%rsi 39: 48 8d 7e 01 lea 0x1(%rsi),%rdi 3d: 8b .byte 0x8b 3e: 89 fc mov %edi,%esp 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@10.128.1.172" "pwd"]: exit status 255 ssh: connect to host 10.128.1.172 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' (RSA) 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 0x000f2790: 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 6.11.0-rc2-next-20240809-syzkaller-03984-g61c01d2e181a (syzkaller@syzkaller) (Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40) #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] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: serialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-test-job-parallel-0 port 1 (session ID: 16f61d6b792af3f7256a34864d1cc3f4f445fae3e228f106be5a786de5c960ff, active connections: 1). [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 06/27/2024 [ 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 [ 0.000006][ T0] kvm-clock: using sched offset of 4591090945 cycles [ 0.000961][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003884][ T0] tsc: Detected 2200.210 MHz processor [ 0.009036][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.009985][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.011392][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012504][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.019831][ T0] found SMP MP-table at [mem 0x000f2a50-0x000f2a5f] [ 0.020776][ T0] Using GB pages for direct mapping [ 0.025290][ T0] ACPI: Early table checksum verification disabled [ 0.026342][ T0] ACPI: RSDP 0x00000000000F27D0 000014 (v00 Google) [ 0.027443][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.029200][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.030616][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.031880][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.032682][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.033439][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.035320][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.036754][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.038959][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.040277][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.041820][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.043238][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.044714][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.046134][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.047447][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.048860][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.050491][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.052712][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.053737][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.054591][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.055638][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.056894][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.058248][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.060340][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.062351][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.063746][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.065641][ T0] NODE_DATA(0) allocated [mem 0x13fffb540-0x140000fff] [ 0.068346][ T0] NODE_DATA(1) allocated [mem 0x23fff7540-0x23fffcfff] [ 0.109135][ T0] Zone ranges: [ 0.109670][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.110689][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.111711][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.112723][ T0] Device empty [ 0.113355][ T0] Movable zone start for each node [ 0.114104][ T0] Early memory node ranges [ 0.114793][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.116000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.117221][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.118392][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.119566][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.120694][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.121755][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.122913][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.190929][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.569631][ T0] kasan: KernelAddressSanitizer initialized [ 0.570953][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.571714][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.572894][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.573942][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.575151][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.576887][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.577890][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.578996][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.580013][ T0] CPU topo: Max. logical packages: 1 [ 0.580765][ T0] CPU topo: Max. logical dies: 1 [ 0.581531][ T0] CPU topo: Max. dies per package: 1 [ 0.582255][ T0] CPU topo: Max. threads per core: 2 [ 0.582958][ T0] CPU topo: Num. cores per package: 1 [ 0.583692][ T0] CPU topo: Num. threads per package: 2 [ 0.584464][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.585674][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.586866][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.588320][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.589877][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.591127][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.592239][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.593369][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.594529][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.595486][ T0] Booting paravirtualized kernel on KVM [ 0.596281][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.744421][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.746388][ T0] percpu: Embedded 74 pages/cpu s264584 r8192 d30328 u1048576 [ 0.747597][ T0] kvm-guest: PV spinlocks enabled [ 0.748377][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.749932][ 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=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.766753][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.769002][ T0] random: crng init done [ 0.769836][ T0] Fallback order for Node 0: 0 1 [ 0.769874][ T0] Fallback order for Node 1: 1 0 [ 0.769887][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.772827][ T0] Policy zone: Normal [ 0.774102][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.775285][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.776514][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.782728][ T0] software IO TLB: area num 2. [ 1.873764][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.999921][ T0] allocated 167772160 bytes of page_ext [ 2.000954][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.017207][ T0] Node 0, zone DMA32: page owner found early allocated 21222 pages [ 2.029364][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 2.040226][ T0] Node 1, zone Normal: page owner found early allocated 19843 pages [ 2.041865][ T0] Kernel/User page tables isolation: enabled [ 2.044170][ T0] Dynamic Preempt: full [ 2.046164][ T0] Running RCU self tests [ 2.046753][ T0] Running RCU synchronous self tests [ 2.047528][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.048495][ T0] rcu: RCU lockdep checking is enabled. [ 2.049227][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 2.050299][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 2.051299][ T0] rcu: RCU debug extended QS entry/exit. [ 2.052278][ T0] All grace periods are expedited (rcu_expedited). [ 2.053557][ T0] Trampoline variant of Tasks RCU enabled. [ 2.054373][ T0] Tracing variant of Tasks RCU enabled. [ 2.055140][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.056345][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.057777][ T0] Running RCU synchronous self tests [ 2.058495][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 2.059775][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 2.167223][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.169435][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 2.171384][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 2.174214][ T0] Console: colour VGA+ 80x25 [ 2.175139][ T0] printk: legacy console [ttyS0] enabled [ 2.175139][ T0] printk: legacy console [ttyS0] enabled [ 2.176789][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.176789][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.178935][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.180147][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.180817][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.181526][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.182272][ T0] ... CLASSHASH_SIZE: 4096 [ 2.183112][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 2.183859][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 2.184598][ T0] ... CHAINHASH_SIZE: 131072 [ 2.185474][ T0] memory used by lock dependency info: 20721 kB [ 2.186756][ T0] memory used for stack traces: 8320 kB [ 2.187726][ T0] per task-struct memory footprint: 1920 bytes [ 2.188962][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.191620][ T0] ACPI: Core revision 20240322 [ 2.193851][ T0] APIC: Switch to symmetric I/O mode setup [ 2.195135][ T0] x2apic enabled [ 2.199443][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.206364][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.208708][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6f965d9b, max_idle_ns: 440795282877 ns [ 2.211245][ T0] Calibrating delay loop (skipped) preset value.. 4400.42 BogoMIPS (lpj=22002100) [ 2.221751][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 2.222854][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 2.224262][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.226481][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 2.228098][ T0] Spectre V2 : Mitigation: IBRS [ 2.228992][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 2.230786][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 2.231244][ T0] RETBleed: Mitigation: IBRS [ 2.232035][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.233396][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 2.234474][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.235944][ T0] MDS: Mitigation: Clear CPU buffers [ 2.236667][ T0] TAA: Mitigation: Clear CPU buffers [ 2.237665][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.239189][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.241240][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.242759][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.244147][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.245913][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.490502][ T0] Freeing SMP alternatives memory: 128K [ 2.491245][ T0] pid_max: default: 32768 minimum: 301 [ 2.492700][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 2.494482][ T0] landlock: Up and running. [ 2.495179][ T0] Yama: becoming mindful. [ 2.496006][ T0] TOMOYO Linux initialized [ 2.497119][ T0] AppArmor: AppArmor initialized [ 2.497822][ T0] LSM support for eBPF active [ 2.504971][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.509436][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.511635][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.513615][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.519945][ T0] Running RCU synchronous self tests [ 2.520883][ T0] Running RCU synchronous self tests [ 2.642986][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.649923][ T1] Running RCU Tasks wait API self tests [ 2.751733][ T1] Running RCU Tasks Trace wait API self tests [ 2.753275][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 2.754816][ T1] signal: max sigframe size: 1776 [ 2.756245][ T1] rcu: Hierarchical SRCU implementation. [ 2.757033][ T1] rcu: Max phase no-delay instances is 1000. [ 2.758963][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.767562][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.769582][ T1] smp: Bringing up secondary CPUs ... [ 2.773090][ T1] smpboot: x86: Booting SMP configuration: [ 2.773958][ T1] .... node #0, CPUs: #1 [ 2.774172][ T15] Callback from call_rcu_tasks_trace() invoked. [ 2.776693][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.776693][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 2.781304][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 2.784226][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.785199][ T1] smpboot: Total of 2 processors activated (8800.84 BogoMIPS) [ 2.787718][ T1] Memory: 6559280K/8388204K available (180224K kernel code, 28315K rwdata, 37136K rodata, 26500K init, 35736K bss, 1639356K reserved, 0K cma-reserved) [ 2.794564][ T1] devtmpfs: initialized [ 2.794564][ T1] x86/mm: Memory block size: 128MB [ 2.833571][ T1] Running RCU synchronous self tests [ 2.834634][ T1] Running RCU synchronous self tests [ 2.841383][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.843441][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.845978][ T1] PM: RTC time: 22:07:18, date: 2024-08-11 [ 2.864013][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.869366][ T1] audit: initializing netlink subsys (disabled) [ 2.871596][ T29] audit: type=2000 audit(1723414038.531:1): state=initialized audit_enabled=0 res=1 [ 2.875558][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.875573][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.881540][ T1] cpuidle: using governor menu [ 2.883866][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.885841][ T1] dca service started, version 1.12.1 [ 2.885841][ T1] PCI: Using configuration type 1 for base access [ 2.901455][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.902635][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.903829][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.904953][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.931297][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.940322][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.941253][ T1] raid6: using avx2x2 recovery algorithm [ 2.945130][ T1] ACPI: Added _OSI(Module Device) [ 2.946107][ T1] ACPI: Added _OSI(Processor Device) [ 2.946967][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.947726][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.981711][ T14] Callback from call_rcu_tasks() invoked. [ 3.163899][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.225944][ T1] ACPI: Interpreter enabled [ 3.227445][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.228635][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.230092][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.231248][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.239112][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.525291][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.526818][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.528191][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.531700][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.557042][ T1] PCI host bridge to bus 0000:00 [ 3.558000][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.559743][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.560939][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.561265][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.562438][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.563828][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.565381][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.574085][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.606520][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.630632][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.636813][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.647426][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.654945][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.678082][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.688483][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.696177][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.720172][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.732577][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.759735][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.767601][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.777639][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.784775][ T1] pci 0000:00:06.0: BAR 1 [mem 0xfe802000-0xfe80207f] [ 3.811360][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.822726][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 3.829571][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe803000-0xfe80303f] [ 3.893742][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 3.903275][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 3.913409][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 3.923007][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 3.928379][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 3.961287][ T1] iommu: Default domain type: Translated [ 3.962408][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.972241][ T1] SCSI subsystem initialized [ 3.983911][ T1] ACPI: bus type USB registered [ 3.985640][ T1] usbcore: registered new interface driver usbfs [ 3.986963][ T1] usbcore: registered new interface driver hub [ 3.988194][ T1] usbcore: registered new device driver usb [ 3.992157][ T1] mc: Linux media interface: v0.10 [ 3.993585][ T1] videodev: Linux video capture interface: v2.00 [ 3.995731][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.996894][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.998711][ T1] PTP clock support registered [ 4.001554][ T1] EDAC MC: Ver: 3.0.0 [ 4.009909][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.019968][ T1] Bluetooth: Core ver 2.22 [ 4.021010][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.021534][ T1] Bluetooth: HCI device and connection manager initialized [ 4.023007][ T1] Bluetooth: HCI socket layer initialized [ 4.023841][ T1] Bluetooth: L2CAP socket layer initialized [ 4.024834][ T1] Bluetooth: SCO socket layer initialized [ 4.025876][ T1] NET: Registered PF_ATMPVC protocol family [ 4.026714][ T1] NET: Registered PF_ATMSVC protocol family [ 4.028313][ T1] NetLabel: Initializing [ 4.029060][ T1] NetLabel: domain hash size = 128 [ 4.029878][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.031986][ T1] NetLabel: unlabeled traffic allowed by default [ 4.034595][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.034595][ T1] NET: Registered PF_NFC protocol family [ 4.035528][ T1] PCI: Using ACPI for IRQ routing [ 4.038309][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.039729][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.040876][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.041252][ T1] vgaarb: loaded [ 4.051256][ T1] clocksource: Switched to clocksource kvm-clock [ 4.059296][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.060267][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.067321][ T1] netfs: FS-Cache loaded [ 4.070242][ T1] CacheFiles: Loaded [ 4.072283][ T1] TOMOYO: 2.6.0 [ 4.072881][ T1] Mandatory Access Control activated. [ 4.080294][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.082366][ T1] pnp: PnP ACPI init [ 4.119911][ T1] pnp: PnP ACPI: found 7 devices [ 4.210431][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.228765][ T1] NET: Registered PF_INET protocol family [ 4.237342][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.251252][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 4.256041][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.260837][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.274173][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 4.289441][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.296566][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 4.303020][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.309013][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.312664][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.322792][ T1] RPC: Registered named UNIX socket transport module. [ 4.324119][ T1] RPC: Registered udp transport module. [ 4.324967][ T1] RPC: Registered tcp transport module. [ 4.325973][ T1] RPC: Registered tcp-with-tls transport module. [ 4.326990][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.331751][ T1] NET: Registered PF_XDP protocol family [ 4.332814][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.334013][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.335270][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.336370][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.339338][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.340621][ T1] PCI: CLS 0 bytes, default 64 [ 4.341876][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.343351][ T1] software IO TLB: mapped [mem 0x00000000b5000000-0x00000000b9000000] (64MB) [ 4.345491][ T1] ACPI: bus type thunderbolt registered [ 4.350783][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.364269][ T62] kworker/u8:2 (62) used greatest stack depth: 26936 bytes left [ 4.380108][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 4.381584][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6f965d9b, max_idle_ns: 440795282877 ns [ 4.384093][ T1] clocksource: Switched to clocksource tsc [ 4.433584][ T75] kworker/u8:4 (75) used greatest stack depth: 25800 bytes left [ 6.353478][ T1] Initialise system trusted keyrings [ 6.358106][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.366055][ T1] DLM installed [ 6.370758][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.379096][ T1] NFS: Registering the id_resolver key type [ 6.380743][ T1] Key type id_resolver registered [ 6.381570][ T1] Key type id_legacy registered [ 6.382904][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.384487][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.396830][ T1] Key type cifs.spnego registered [ 6.398587][ T1] Key type cifs.idmap registered [ 6.400007][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.401569][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.403248][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.404281][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.407410][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.408380][ T1] QNX4 filesystem 0.2.3 registered. [ 6.409326][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.411163][ T1] fuse: init (API version 7.40) [ 6.415237][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.417072][ T1] orangefs_init: module version upstream loaded [ 6.418772][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.445298][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 6.449961][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.451620][ T1] NILFS version 2 loaded [ 6.452366][ T1] befs: version: 0.9.3 [ 6.453370][ T1] ocfs2: Registered cluster interface o2cb [ 6.454773][ T1] ocfs2: Registered cluster interface user [ 6.456167][ T1] OCFS2 User DLM kernel interface loaded [ 6.472064][ T1] gfs2: GFS2 installed [ 6.483711][ T1] ceph: loaded (mds proto 32) [ 6.508209][ T1] NET: Registered PF_ALG protocol family [ 6.509492][ T1] xor: automatically using best checksumming function avx [ 6.510890][ T1] async_tx: api initialized (async) [ 6.511657][ T1] Key type asymmetric registered [ 6.512485][ T1] Asymmetric key parser 'x509' registered [ 6.513429][ T1] Asymmetric key parser 'pkcs8' registered [ 6.514463][ T1] Key type pkcs7_test registered [ 6.515624][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) [ 6.517884][ T1] io scheduler mq-deadline registered [ 6.518760][ T1] io scheduler kyber registered [ 6.519608][ T1] io scheduler bfq registered [ 6.531033][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.534590][ T141] kworker/u8:1 (141) used greatest stack depth: 25128 bytes left [ 6.540794][ T1] ACPI: button: Power Button [PWRF] [ 6.542984][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.546025][ T1] ACPI: button: Sleep Button [SLPF] [ 6.547880][ T152] kworker/u8:0 (152) used greatest stack depth: 24336 bytes left [ 6.558242][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 6.586618][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.588011][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.612100][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 6.613098][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.637004][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.637980][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.655829][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.166748][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.167953][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.173196][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.190708][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.201395][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.211949][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.230993][ T1] Non-volatile memory driver v1.3 [ 7.245948][ T1] Linux agpgart interface v0.103 [ 7.252314][ T1] usbcore: registered new interface driver xillyusb [ 7.257083][ T1] ACPI: bus type drm_connector registered [ 7.265695][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 7.274179][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 7.339623][ T1] Console: switching to colour frame buffer device 128x48 [ 7.357447][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.358809][ T1] usbcore: registered new interface driver udl [ 7.362633][ T1] usbcore: registered new interface driver gm12u320 [ 7.364230][ T1] usbcore: registered new interface driver gud [ 7.432315][ T1] brd: module loaded [ 7.517869][ T1] loop: module loaded [ 7.635586][ T1] zram: Added device: zram0 [ 7.647733][ T1] null_blk: disk nullb0 created [ 7.649080][ T1] null_blk: module loaded [ 7.652215][ T1] Guest personality initialized and is inactive [ 7.654309][ T1] VMCI host device registered (name=vmci, major=10, minor=118) [ 7.655520][ T1] Initialized host personality [ 7.656412][ T1] usbcore: registered new interface driver rtsx_usb [ 7.658945][ T1] usbcore: registered new interface driver viperboard [ 7.661632][ T1] usbcore: registered new interface driver dln2 [ 7.664402][ T1] usbcore: registered new interface driver pn533_usb [ 7.670244][ T1] nfcsim 0.2 initialized [ 7.671711][ T1] usbcore: registered new interface driver port100 [ 7.672854][ T1] usbcore: registered new interface driver nfcmrvl [ 7.679596][ T1] Loading iSCSI transport class v2.0-870. [ 7.692689][ C0] ------------[ cut here ]------------ [ 7.694009][ C0] WARNING: CPU: 0 PID: 1 at mm/slub.c:4550 slab_free_after_rcu_debug+0x18b/0x270 [ 7.694067][ C0] Modules linked in: [ 7.694093][ C0] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.11.0-rc2-next-20240809-syzkaller-03984-g61c01d2e181a #0 [ 7.694116][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 7.694133][ C0] RIP: 0010:slab_free_after_rcu_debug+0x18b/0x270 [ 7.694155][ C0] Code: 48 89 04 19 48 8d 4a 08 49 8b 34 24 65 48 0f c7 0e 75 c8 4c 89 f7 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 36 55 ff ff 90 <0f> 0b 90 eb 92 90 0f 0b 90 eb 8c 90 0f 0b 90 eb 86 41 8b 54 24 1c [ 7.694174][ C0] RSP: 0000:ffffc90000007bc0 EFLAGS: 00010286 [ 7.694190][ C0] RAX: ffff88823be00000 RBX: ffff88802137ef00 RCX: 000000000003cfe0 [ 7.694204][ C0] RDX: ffffea0000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.694217][ C0] RBP: ffffc90000007e30 R08: ffffffff8142e7cc R09: 1ffffffff26eb903 [ 7.694231][ C0] R10: dffffc0000000000 R11: ffffffff81f13a00 R12: ffffffff817c10e7 [ 7.694245][ C0] R13: ffff88823be3cfe8 R14: ffff88823be3cfe0 R15: ffffea000084de00 [ 7.694259][ C0] FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 7.694274][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.694287][ C0] CR2: ffff88823ffff000 CR3: 000000000e734000 CR4: 00000000003506f0 [ 7.694304][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.694315][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.694327][ C0] Call Trace: [ 7.694334][ C0] [ 7.694343][ C0] ? __warn+0x168/0x4e0 [ 7.694365][ C0] ? slab_free_after_rcu_debug+0x18b/0x270 [ 7.694390][ C0] ? report_bug+0x2b3/0x500 [ 7.694414][ C0] ? slab_free_after_rcu_debug+0x18b/0x270 [ 7.694441][ C0] ? handle_bug+0x60/0x90 [ 7.694463][ C0] ? exc_invalid_op+0x1a/0x50 [ 7.694486][ C0] ? asm_exc_invalid_op+0x1a/0x20 [ 7.694512][ C0] ? rcu_core+0xa37/0x17a0 [ 7.694530][ C0] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 7.694551][ C0] ? __phys_addr+0xac/0x170 [ 7.694572][ C0] ? slab_free_after_rcu_debug+0x18b/0x270 [ 7.694596][ C0] ? rcu_core+0xa37/0x17a0 [ 7.694613][ C0] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 7.694633][ C0] rcu_core+0xaaa/0x17a0 [ 7.694672][ C0] ? __pfx_rcu_core+0x10/0x10 [ 7.694693][ C0] ? sched_balance_domains+0x91b/0xa90 [ 7.694725][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 7.694752][ C0] ? sched_balance_domains+0x1b2/0xa90 [ 7.694774][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.694812][ C0] handle_softirqs+0x2c4/0x970 [ 7.694841][ C0] ? __irq_exit_rcu+0xf4/0x1c0 [ 7.694871][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 7.694898][ C0] ? irqtime_account_irq+0xd4/0x1e0 [ 7.694927][ C0] __irq_exit_rcu+0xf4/0x1c0 [ 7.694950][ C0] ? __pfx___irq_exit_rcu+0x10/0x10 [ 7.694982][ C0] irq_exit_rcu+0x9/0x30 [ 7.695004][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 7.695025][ C0] [ 7.695031][ C0] [ 7.695039][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 7.695066][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x70 [ 7.695094][ C0] Code: c0 d7 03 00 65 8b 15 a0 b0 6f 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 00 <83> fa 02 75 21 48 8b 91 00 16 00 00 48 8b 32 48 8d 7e 01 8b 89 fc [ 7.695109][ C0] RSP: 0000:ffffc90000067360 EFLAGS: 00000246 [ 7.695124][ C0] RAX: ffffffff81414d7d RBX: ffffffff909514b8 RCX: ffff888017eb0000 [ 7.695135][ C0] RDX: 0000000000000000 RSI: ffffffff9175b404 RDI: ffffffff8bc1ef60 [ 7.695146][ C0] RBP: ffffffff8bc1ef60 R08: ffffffff81414d4f R09: ffffc90000067530 [ 7.695155][ C0] R10: 0000000000000003 R11: ffffffff817fb7c0 R12: ffffffff909514bc [ 7.695161][ C0] R13: dffffc0000000000 R14: ffffffff9175b404 R15: ffffffff9098ae0c [ 7.695169][ C0] ? kernel_init_freeable+0x434/0x5d0 [ 7.695182][ C0] ? asan.module_dtor+0x20/0x20 [ 7.695195][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 7.695209][ C0] ? unwind_next_frame+0x5ff/0x2a00 [ 7.695218][ C0] ? unwind_next_frame+0x62d/0x2a00 [ 7.695227][ C0] ? kernel_init_freeable+0x434/0x5d0 [ 7.695237][ C0] ? asan.module_dtor+0x20/0x20 [ 7.695251][ C0] unwind_next_frame+0x62d/0x2a00 [ 7.695263][ C0] ? kernel_init_freeable+0x434/0x5d0 [ 7.695274][ C0] ? in_gate_area_no_mm+0x3d/0x60 [ 7.695283][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.695293][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.695303][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.695314][ C0] ? __kernel_text_address+0xd/0x40 [ 7.695324][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.695335][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 7.695348][ C0] arch_stack_walk+0x151/0x1b0 [ 7.695362][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.695375][ C0] stack_trace_save+0x118/0x1d0 [ 7.695390][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 7.695401][ C0] ? stack_trace_save+0x118/0x1d0 [ 7.695415][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 7.695429][ C0] ? mark_lock+0x9a/0x360 [ 7.695441][ C0] kasan_save_track+0x3f/0x80 [ 7.695451][ C0] ? kasan_save_track+0x3f/0x80 [ 7.695459][ C0] ? __kasan_slab_alloc+0x66/0x80 [ 7.695469][ C0] ? kmem_cache_alloc_noprof+0x135/0x2a0 [ 7.695481][ C0] ? mempool_init_node+0x1ee/0x4e0 [ 7.695492][ C0] ? mempool_create_node_noprof+0xbe/0x150 [ 7.695503][ C0] ? virtio_scsi_init+0x59/0xf0 [ 7.695512][ C0] ? do_one_initcall+0x248/0x880 [ 7.695525][ C0] ? do_initcall_level+0x157/0x210 [ 7.695534][ C0] ? do_initcalls+0x3f/0x80 [ 7.695544][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.695577][ C0] __kasan_slab_alloc+0x66/0x80 [ 7.695588][ C0] ? mempool_init_node+0x1ee/0x4e0 [ 7.695599][ C0] kmem_cache_alloc_noprof+0x135/0x2a0 [ 7.695611][ C0] ? __pfx_mempool_alloc_slab+0x10/0x10 [ 7.695625][ C0] mempool_init_node+0x1ee/0x4e0 [ 7.695643][ C0] mempool_create_node_noprof+0xbe/0x150 [ 7.695660][ C0] ? __pfx_mempool_alloc_slab+0x10/0x10 [ 7.695672][ C0] ? __pfx_mempool_free_slab+0x10/0x10 [ 7.695683][ C0] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.695694][ C0] virtio_scsi_init+0x59/0xf0 [ 7.695703][ C0] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.695712][ C0] do_one_initcall+0x248/0x880 [ 7.695724][ C0] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.695735][ C0] ? __pfx_do_one_initcall+0x10/0x10 [ 7.695746][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 7.695797][ C0] ? __pfx_parse_args+0x10/0x10 [ 7.695815][ C0] ? rcu_is_watching+0x15/0xb0 [ 7.695827][ C0] do_initcall_level+0x157/0x210 [ 7.695840][ C0] do_initcalls+0x3f/0x80 [ 7.695851][ C0] kernel_init_freeable+0x435/0x5d0 [ 7.695865][ C0] ? __pfx_kernel_init_freeable+0x10/0x10 [ 7.695877][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.695889][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.695907][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.695919][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.695932][ C0] kernel_init+0x1d/0x2b0 [ 7.695944][ C0] ret_from_fork+0x4b/0x80 [ 7.695957][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.695970][ C0] ret_from_fork_asm+0x1a/0x30 [ 7.695990][ C0] [ 7.695996][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 7.710478][ C0] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.11.0-rc2-next-20240809-syzkaller-03984-g61c01d2e181a #0 [ 7.710478][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 7.710478][ C0] Call Trace: [ 7.710478][ C0] [ 7.710478][ C0] dump_stack_lvl+0x241/0x360 [ 7.710478][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 7.710478][ C0] ? __pfx__printk+0x10/0x10 [ 7.710478][ C0] ? vscnprintf+0x5d/0x90 [ 7.710478][ C0] panic+0x349/0x880 [ 7.710478][ C0] ? __warn+0x177/0x4e0 [ 7.710478][ C0] ? __pfx_panic+0x10/0x10 [ 7.710478][ C0] ? ret_from_fork_asm+0x1a/0x30 [ 7.710478][ C0] __warn+0x34b/0x4e0 [ 7.710478][ C0] ? slab_free_after_rcu_debug+0x18b/0x270 [ 7.710478][ C0] report_bug+0x2b3/0x500 [ 7.710478][ C0] ? slab_free_after_rcu_debug+0x18b/0x270 [ 7.710478][ C0] handle_bug+0x60/0x90 [ 7.710478][ C0] exc_invalid_op+0x1a/0x50 [ 7.710478][ C0] asm_exc_invalid_op+0x1a/0x20 [ 7.710478][ C0] RIP: 0010:slab_free_after_rcu_debug+0x18b/0x270 [ 7.710478][ C0] Code: 48 89 04 19 48 8d 4a 08 49 8b 34 24 65 48 0f c7 0e 75 c8 4c 89 f7 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 36 55 ff ff 90 <0f> 0b 90 eb 92 90 0f 0b 90 eb 8c 90 0f 0b 90 eb 86 41 8b 54 24 1c [ 7.710478][ C0] RSP: 0000:ffffc90000007bc0 EFLAGS: 00010286 [ 7.710478][ C0] RAX: ffff88823be00000 RBX: ffff88802137ef00 RCX: 000000000003cfe0 [ 7.710478][ C0] RDX: ffffea0000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.710478][ C0] RBP: ffffc90000007e30 R08: ffffffff8142e7cc R09: 1ffffffff26eb903 [ 7.710478][ C0] R10: dffffc0000000000 R11: ffffffff81f13a00 R12: ffffffff817c10e7 [ 7.710478][ C0] R13: ffff88823be3cfe8 R14: ffff88823be3cfe0 R15: ffffea000084de00 [ 7.710478][ C0] ? rcu_core+0xa37/0x17a0 [ 7.710478][ C0] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 7.710478][ C0] ? __phys_addr+0xac/0x170 [ 7.710478][ C0] ? rcu_core+0xa37/0x17a0 [ 7.710478][ C0] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 7.710478][ C0] rcu_core+0xaaa/0x17a0 [ 7.710478][ C0] ? __pfx_rcu_core+0x10/0x10 [ 7.710478][ C0] ? sched_balance_domains+0x91b/0xa90 [ 7.710478][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 7.710478][ C0] ? sched_balance_domains+0x1b2/0xa90 [ 7.710478][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.710478][ C0] handle_softirqs+0x2c4/0x970 [ 7.710478][ C0] ? __irq_exit_rcu+0xf4/0x1c0 [ 7.710478][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 7.710478][ C0] ? irqtime_account_irq+0xd4/0x1e0 [ 7.710478][ C0] __irq_exit_rcu+0xf4/0x1c0 [ 7.710478][ C0] ? __pfx___irq_exit_rcu+0x10/0x10 [ 7.710478][ C0] irq_exit_rcu+0x9/0x30 [ 7.710478][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 7.710478][ C0] [ 7.710478][ C0] [ 7.710478][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 7.710478][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x70 [ 7.710478][ C0] Code: c0 d7 03 00 65 8b 15 a0 b0 6f 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 00 <83> fa 02 75 21 48 8b 91 00 16 00 00 48 8b 32 48 8d 7e 01 8b 89 fc [ 7.710478][ C0] RSP: 0000:ffffc90000067360 EFLAGS: 00000246 [ 7.710478][ C0] RAX: ffffffff81414d7d RBX: ffffffff909514b8 RCX: ffff888017eb0000 [ 7.710478][ C0] RDX: 0000000000000000 RSI: ffffffff9175b404 RDI: ffffffff8bc1ef60 [ 7.710478][ C0] RBP: ffffffff8bc1ef60 R08: ffffffff81414d4f R09: ffffc90000067530 [ 7.710478][ C0] R10: 0000000000000003 R11: ffffffff817fb7c0 R12: ffffffff909514bc [ 7.710478][ C0] R13: dffffc0000000000 R14: ffffffff9175b404 R15: ffffffff9098ae0c [ 7.710478][ C0] ? kernel_init_freeable+0x434/0x5d0 [ 7.710478][ C0] ? asan.module_dtor+0x20/0x20 [ 7.710478][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 7.710478][ C0] ? unwind_next_frame+0x5ff/0x2a00 [ 7.710478][ C0] ? unwind_next_frame+0x62d/0x2a00 [ 7.710478][ C0] ? kernel_init_freeable+0x434/0x5d0 [ 7.710478][ C0] ? asan.module_dtor+0x20/0x20 [ 7.710478][ C0] unwind_next_frame+0x62d/0x2a00 [ 7.710478][ C0] ? kernel_init_freeable+0x434/0x5d0 [ 7.710478][ C0] ? in_gate_area_no_mm+0x3d/0x60 [ 7.710478][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.710478][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.710478][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.710478][ C0] ? __kernel_text_address+0xd/0x40 [ 7.710478][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.710478][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 7.710478][ C0] arch_stack_walk+0x151/0x1b0 [ 7.710478][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.710478][ C0] stack_trace_save+0x118/0x1d0 [ 7.710478][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 7.710478][ C0] ? stack_trace_save+0x118/0x1d0 [ 7.710478][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 7.710478][ C0] ? mark_lock+0x9a/0x360 [ 7.710478][ C0] kasan_save_track+0x3f/0x80 [ 7.710478][ C0] ? kasan_save_track+0x3f/0x80 [ 7.710478][ C0] ? __kasan_slab_alloc+0x66/0x80 [ 7.710478][ C0] ? kmem_cache_alloc_noprof+0x135/0x2a0 [ 7.710478][ C0] ? mempool_init_node+0x1ee/0x4e0 [ 7.710478][ C0] ? mempool_create_node_noprof+0xbe/0x150 [ 7.710478][ C0] ? virtio_scsi_init+0x59/0xf0 [ 7.710478][ C0] ? do_one_initcall+0x248/0x880 [ 7.710478][ C0] ? do_initcall_level+0x157/0x210 [ 7.710478][ C0] ? do_initcalls+0x3f/0x80 [ 7.710478][ C0] ? kernel_init_freeable+0x435/0x5d0 [ 7.710478][ C0] __kasan_slab_alloc+0x66/0x80 [ 7.710478][ C0] ? mempool_init_node+0x1ee/0x4e0 [ 7.710478][ C0] kmem_cache_alloc_noprof+0x135/0x2a0 [ 7.710478][ C0] ? __pfx_mempool_alloc_slab+0x10/0x10 [ 7.710478][ C0] mempool_init_node+0x1ee/0x4e0 [ 7.710478][ C0] mempool_create_node_noprof+0xbe/0x150 [ 7.710478][ C0] ? __pfx_mempool_alloc_slab+0x10/0x10 [ 7.710478][ C0] ? __pfx_mempool_free_slab+0x10/0x10 [ 7.710478][ C0] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.710478][ C0] virtio_scsi_init+0x59/0xf0 [ 7.710478][ C0] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.710478][ C0] do_one_initcall+0x248/0x880 [ 7.710478][ C0] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.710478][ C0] ? __pfx_do_one_initcall+0x10/0x10 [ 7.710478][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 7.710478][ C0] ? __pfx_parse_args+0x10/0x10 [ 7.710478][ C0] ? rcu_is_watching+0x15/0xb0 [ 7.710478][ C0] do_initcall_level+0x157/0x210 [ 7.710478][ C0] do_initcalls+0x3f/0x80 [ 7.710478][ C0] kernel_init_freeable+0x435/0x5d0 [ 7.710478][ C0] ? __pfx_kernel_init_freeable+0x10/0x10 [ 7.710478][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.710478][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.710478][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.710478][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.710478][ C0] kernel_init+0x1d/0x2b0 [ 7.710478][ C0] ret_from_fork+0x4b/0x80 [ 7.710478][ C0] ? __pfx_kernel_init+0x10/0x10 [ 7.710478][ C0] ret_from_fork_asm+0x1a/0x30 [ 7.710478][ C0] [ 7.710478][ C0] Kernel Offset: disabled [ 7.710478][ C0] 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='go1.21.4' 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-build3191278846=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at a371c43c3 nothing to commit, working tree clean go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=a371c43c33b6f901421f93b655442363c072d251 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220624-125309'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=a371c43c33b6f901421f93b655442363c072d251 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220624-125309'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=a371c43c33b6f901421f93b655442363c072d251 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220624-125309'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -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 -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"a371c43c33b6f901421f93b655442363c072d251\"