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WARNING: CPU: 1 PID: 20725 at kernel/time/hrtimer.c:1071 hrtimer_forward+0x1d0/0x290 kernel/time/hrtimer.c:1071
Modules linked in:
CPU: 1 PID: 20725 Comm: syz.5.3508 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:hrtimer_forward+0x1d0/0x290 kernel/time/hrtimer.c:1071
Code: df e8 f4 79 68 00 4c 89 33 48 8b 04 24 eb 07 e8 66 42 10 00 31 c0 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 50 42 10 00 <0f> 0b eb e6 48 89 e8 31 d2 49 f7 f4 48 89 04 24 49 89 c5 4d 0f af
RSP: 0018:ffffc900001f0c18 EFLAGS: 00010246
RAX: ffffffff8176df80 RBX: ffff8880266bf1c0 RCX: ffff88802e268000
RDX: 0000000000000100 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00000000015a3004 R08: ffffffff8e8b0c2f R09: 1ffffffff1d16185
R10: dffffc0000000000 R11: fffffbfff1d16186 R12: 0000000000000001
R13: 00000000061a8000 R14: 1ffff11004cd7e3b R15: ffff8880266bf1d8
FS: 00007f8c5468a6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb36fca3d58 CR3: 0000000052497000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 000000000000f064 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
hrtimer_forward_now include/linux/hrtimer.h:509 [inline]
mac80211_hwsim_beacon+0x164/0x1b0 drivers/net/wireless/virtual/mac80211_hwsim.c:2304
__run_hrtimer kernel/time/hrtimer.c:1750 [inline]
__hrtimer_run_queues+0x520/0xc40 kernel/time/hrtimer.c:1814
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1831
handle_softirqs+0x280/0x820 kernel/softirq.c:578
__do_softirq kernel/softirq.c:612 [inline]
invoke_softirq kernel/softirq.c:452 [inline]
__irq_exit_rcu+0xd3/0x190 kernel/softirq.c:661
irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:preempt_schedule_irq+0xba/0x150 kernel/sched/core.c:7010
Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 6f bf 01 00 00 00 e8 a1 1b ce f6 e8 cc 28 ff f6 fb bf 01 00 00 00 f1 b4 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f
RSP: 0018:ffffc9000b34ea20 EFLAGS: 00000282
RAX: 94438a835a23d300 RBX: 0000000000000000 RCX: 94438a835a23d300
RDX: dffffc0000000000 RSI: ffffffff8acac9e0 RDI: 0000000000000001
RBP: ffffc9000b34eac0 R08: ffffffff8e8b0c2f R09: 1ffffffff1d16185
R10: dffffc0000000000 R11: fffffbfff1d16186 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92001669d44
irqentry_exit+0x67/0x70 kernel/entry/common.c:438
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:in_gate_area_no_mm+0x4/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:331
Code: 89 fe e8 ef 87 86 00 45 31 f6 4c 39 fb 41 0f 92 c6 44 89 f0 5b 41 5e 41 5f 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 66 0f 1f 00 <55> 53 48 89 fb e8 b2 85 86 00 8b 2d dc b3 a6 0b bf 02 00 00 00 89
RSP: 0018:ffffc9000b34eb88 EFLAGS: 00000246
RAX: ffffffff813b3600 RBX: 00007f8c5379c819 RCX: 0000000000000001
RDX: ffff88802e268000 RSI: 0000000000000001 RDI: 00007f8c5379c819
RBP: 0000000000000001 R08: ffff88802e268000 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000002 R12: ffffffff8aa000d0
R13: 0000000000001000 R14: dffffc0000000000 R15: 1ffff92001669d86
is_kernel_text include/linux/kallsyms.h:31 [inline]
core_kernel_text kernel/extable.c:68 [inline]
kernel_text_address+0x2d/0xd0 kernel/extable.c:99
__kernel_text_address+0xd/0x30 kernel/extable.c:79
unwind_get_return_address+0x5d/0xc0 arch/x86/kernel/unwind_orc.c:369
arch_stack_walk+0x11d/0x190 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:46 [inline]
kasan_set_track+0x4e/0x70 mm/kasan/common.c:53
____kasan_kmalloc mm/kasan/common.c:375 [inline]
__kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:384
kmalloc_node include/linux/slab.h:616 [inline]
kzalloc_node include/linux/slab.h:732 [inline]
__get_vm_area_node+0x125/0x370 mm/vmalloc.c:2613
__vmalloc_node_range+0x36e/0x1330 mm/vmalloc.c:3299
__vmalloc_node mm/vmalloc.c:3404 [inline]
vmalloc+0x79/0x90 mm/vmalloc.c:3437
bpf_prog_calc_tag+0xe3/0x6c0 kernel/bpf/core.c:293
resolve_pseudo_ldimm64+0xe1/0x1160 kernel/bpf/verifier.c:17664
bpf_check+0x3770/0xeba0 kernel/bpf/verifier.c:20418
bpf_prog_load+0x1163/0x1670 kernel/bpf/syscall.c:2753
__sys_bpf+0x5ba/0x890 kernel/bpf/syscall.c:5477
__do_sys_bpf kernel/bpf/syscall.c:5581 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5579 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5579
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f8c5379c819
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8c5468a028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f8c53a15fa0 RCX: 00007f8c5379c819
RDX: 0000000000000080 RSI: 0000200000000300 RDI: 0000000000000005
RBP: 00007f8c53832c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8c53a16038 R14: 00007f8c53a15fa0 R15: 00007fff9b33ed68
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 43 c6 44 37 04 f8 movb $0xf8,0x4(%r15,%r14,1)
8: 74 0b je 0x15
a: 0f 0b ud2
c: 48 f7 03 08 00 00 00 testq $0x8,(%rbx)
13: 74 6f je 0x84
15: bf 01 00 00 00 mov $0x1,%edi
1a: e8 a1 1b ce f6 call 0xf6ce1bc0
1f: e8 cc 28 ff f6 call 0xf6ff28f0
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 f1 b4 ff ff call 0xffffb520 <-- trapping instruction
2f: 43 c6 44 37 08 00 movb $0x0,0x8(%r15,%r14,1)
35: 48 c7 44 24 40 00 00 movq $0x0,0x40(%rsp)
3c: 00 00
3e: 9c pushf
3f: 8f .byte 0x8f