------------[ cut here ]------------
NETDEV WATCHDOG: lec0 (): transmit queue 0 timed out
WARNING: CPU: 0 PID: 6769 at net/sched/sch_generic.c:481 dev_watchdog+0x85d/0xa40 net/sched/sch_generic.c:480
Modules linked in:
CPU: 0 PID: 6769 Comm: syz.1.954 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:dev_watchdog+0x85d/0xa40 net/sched/sch_generic.c:480
Code: 77 4c 06 01 48 8b 5c 24 20 48 89 df e8 9c ca e3 ff 48 c7 c7 c0 68 23 8b 48 89 de 48 8b 1c 24 48 89 c2 44 89 e1 e8 83 96 b1 01 <0f> 0b e9 51 fe ff ff e8 37 3a 6c f9 0f 0b e9 33 fe ff ff 89 d9 80
RSP: 0018:ffffc90000007af0 EFLAGS: 00010246
RAX: c509021fcc690400 RBX: ffff88807c3e4448 RCX: ffff88802b705940
RDX: 0000000000000100 RSI: 0000000000000102 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffc90000007627 R09: 1ffff92000000ec4
R10: dffffc0000000000 R11: fffff52000000ec5 R12: 0000000000000000
R13: ffff88807c3e4540 R14: 0000000000000000 R15: dffffc0000000000
FS:  00007ff9d1e476c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c338172 CR3: 0000000077020000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648
 expire_timers kernel/time/timer.c:1699 [inline]
 __run_timers+0x56c/0x810 kernel/time/timer.c:1970
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983
 handle_softirqs+0x336/0x830 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:kasan_check_range+0x1b6/0x290 mm/kasan/generic.c:-1
Code: df 49 8d 5f 07 4d 85 ff 49 0f 49 df 48 83 e3 f8 49 29 df 74 0e 41 80 3b 00 75 69 49 ff c3 49 ff cf 75 f2 5b 41 5c 41 5e 41 5f <5d> c3 45 84 ff 0f 85 91 00 00 00 41 f7 c7 00 ff 00 00 0f 85 89 00
RSP: 0018:ffffc9000438ee60 EFLAGS: 00000256
RAX: 0000000000000001 RBX: 0000000000000010 RCX: ffffffff81352823
RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc9000438ef78
RBP: 0000000000000000 R08: ffffc9000438ef87 R09: 1ffff92000871df0
R10: dffffc0000000000 R11: fffff52000871df1 R12: 1ffffffff1dd6a7a
R13: 1ffffffff1dd6a7a R14: ffffc9000438ef78 R15: ffffffff8eeb53d2
 memset+0x1e/0x40 mm/kasan/shadow.c:44
 unwind_next_frame+0x9e3/0x1cf0 arch/x86/kernel/unwind_orc.c:547
 arch_stack_walk+0x10c/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa6/0xf0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 ____kasan_kmalloc mm/kasan/common.c:513 [inline]
 __kasan_kmalloc+0xaf/0xe0 mm/kasan/common.c:522
 kmalloc_node include/linux/slab.h:630 [inline]
 __vmalloc_area_node mm/vmalloc.c:2951 [inline]
 __vmalloc_node_range+0x2dd/0x8b0 mm/vmalloc.c:3070
 __vmalloc_node mm/vmalloc.c:3120 [inline]
 vmalloc+0x75/0x80 mm/vmalloc.c:3153
 bpf_prog_calc_tag+0xe1/0x710 kernel/bpf/core.c:281
 resolve_pseudo_ldimm64+0xcc/0xfd0 kernel/bpf/verifier.c:11871
 bpf_check+0x2c59/0xf5f0 kernel/bpf/verifier.c:14173
 bpf_prog_load+0xfdf/0x14e0 kernel/bpf/syscall.c:2354
 __sys_bpf+0x532/0x6f0 kernel/bpf/syscall.c:4657
 __do_sys_bpf kernel/bpf/syscall.c:4761 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4759 [inline]
 __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:4759
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7ff9d3bf0559
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:00007ff9d1e47028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007ff9d3e76fa0 RCX: 00007ff9d3bf0559
RDX: 0000000000000090 RSI: 00002000000000c0 RDI: 0000000000000005
RBP: 00007ff9d3c87b50 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff9d3e77038 R14: 00007ff9d3e76fa0 R15: 00007ffe551d79c8
 </TASK>
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	49 8d 5f 07          	lea    0x7(%r15),%rbx
   4:	4d 85 ff             	test   %r15,%r15
   7:	49 0f 49 df          	cmovns %r15,%rbx
   b:	48 83 e3 f8          	and    $0xfffffffffffffff8,%rbx
   f:	49 29 df             	sub    %rbx,%r15
  12:	74 0e                	je     0x22
  14:	41 80 3b 00          	cmpb   $0x0,(%r11)
  18:	75 69                	jne    0x83
  1a:	49 ff c3             	inc    %r11
  1d:	49 ff cf             	dec    %r15
  20:	75 f2                	jne    0x14
  22:	5b                   	pop    %rbx
  23:	41 5c                	pop    %r12
  25:	41 5e                	pop    %r14
  27:	41 5f                	pop    %r15
* 29:	5d                   	pop    %rbp <-- trapping instruction
  2a:	c3                   	ret
  2b:	45 84 ff             	test   %r15b,%r15b
  2e:	0f 85 91 00 00 00    	jne    0xc5
  34:	41 f7 c7 00 ff 00 00 	test   $0xff00,%r15d
  3b:	0f                   	.byte 0xf
  3c:	85                   	.byte 0x85
  3d:	89 00                	mov    %eax,(%rax)