------------[ cut here ]------------ NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out WARNING: CPU: 0 PID: 3875 at net/sched/sch_generic.c:478 dev_watchdog+0x93c/0xb10 net/sched/sch_generic.c:477 Modules linked in: CPU: 0 PID: 3875 Comm: syz-executor.0 Not tainted 5.15.168-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:dev_watchdog+0x93c/0xb10 net/sched/sch_generic.c:477 Code: 05 4f 8d 6a 05 01 48 8b 5c 24 28 48 89 df e8 3b b5 e2 ff 48 c7 c7 40 4e 80 8b 48 89 de 48 89 c2 48 8b 4c 24 10 e8 14 cc e0 f8 <0f> 0b e9 fe fc ff ff e8 c8 2f 15 f9 0f 0b e9 83 fc ff ff 44 89 e1 RSP: 0018:ffffc90000007b10 EFLAGS: 00010246 RAX: b44e2eab39b2eb00 RBX: ffff888023faa000 RCX: ffff888078948000 RDX: 0000000000000100 RSI: 0000000080000102 RDI: 0000000000000000 RBP: 00000000ffffc701 R08: ffffffff81669a2c R09: fffff52000000ea5 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888023faa448 R13: ffff888023faa440 R14: ffff888023faa540 R15: ffff888023faa460 FS: 000055557ed34480(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbb1e0f3198 CR3: 00000000708cb000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x16d/0x560 kernel/time/timer.c:1451 expire_timers kernel/time/timer.c:1496 [inline] __run_timers+0x67c/0x890 kernel/time/timer.c:1767 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780 handle_softirqs+0x3a7/0x930 kernel/softirq.c:558 __do_softirq kernel/softirq.c:592 [inline] invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:641 irq_exit_rcu+0x5/0x20 kernel/softirq.c:653 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:free_vmap_area_rb_augment_cb_compute_max mm/vmalloc.c:788 [inline] RIP: 0010:free_vmap_area_rb_augment_cb_propagate mm/vmalloc.c:788 [inline] RIP: 0010:augment_tree_propagate_from mm/vmalloc.c:1024 [inline] RIP: 0010:adjust_va_to_fit_type mm/vmalloc.c:1410 [inline] RIP: 0010:__alloc_vmap_area mm/vmalloc.c:1452 [inline] RIP: 0010:alloc_vmap_area+0xc29/0x19a0 mm/vmalloc.c:1543 Code: 8d 07 0c 00 48 8b 1b 48 85 db 74 34 e8 b0 3d c2 ff 48 83 c3 28 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 <74> 08 48 89 df e8 5d 07 0c 00 48 8b 03 4c 39 f8 4c 0f 47 f8 eb 05 RSP: 0018:ffffc900031e6c00 EFLAGS: 00000246 RAX: 1ffff11003579a8b RBX: ffff88801abcd458 RCX: dffffc0000000000 RDX: 0000000000000000 RSI: ffffffff8c9df120 RDI: 0000000000000002 RBP: ffffc900031e6d58 R08: 0000000000000005 R09: ffffffff81be3222 R10: 0000000000000003 R11: ffff888078948000 R12: dffffc0000000000 R13: ffff888022644790 R14: ffff888022644780 R15: 000000000008b000 __get_vm_area_node+0x16e/0x2f0 mm/vmalloc.c:2423 __vmalloc_node_range+0xe3/0x8c0 mm/vmalloc.c:3019 __vmalloc_node mm/vmalloc.c:3079 [inline] vzalloc+0x75/0x80 mm/vmalloc.c:3149 alloc_counters+0xcf/0x7c0 net/ipv4/netfilter/ip_tables.c:800 copy_entries_to_user net/ipv4/netfilter/ip_tables.c:822 [inline] get_entries net/ipv4/netfilter/ip_tables.c:1023 [inline] do_ipt_get_ctl+0xead/0x1880 net/ipv4/netfilter/ip_tables.c:1669 nf_getsockopt+0x28e/0x2b0 net/netfilter/nf_sockopt.c:116 ip_getsockopt+0x15be/0x2450 net/ipv4/ip_sockglue.c:1797 tcp_getsockopt+0x25a/0x6fe0 net/ipv4/tcp.c:4313 __sys_getsockopt+0x2a6/0x550 net/socket.c:2247 __do_sys_getsockopt net/socket.c:2262 [inline] __se_sys_getsockopt net/socket.c:2259 [inline] __x64_sys_getsockopt+0xb1/0xc0 net/socket.c:2259 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fbb1dff994a Code: c4 c1 e0 1a 0d 00 00 04 00 89 01 e9 e0 fe ff ff e8 3b 05 00 00 66 2e 0f 1f 84 00 00 00 00 00 90 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b0 ff ff ff f7 RSP: 002b:00007fffd72d1558 EFLAGS: 00000202 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fffd72d15e0 RCX: 00007fbb1dff994a RDX: 0000000000000041 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 00007fffd72d157c R09: 00007fffd72d1997 R10: 00007fffd72d15e0 R11: 0000000000000202 R12: 00007fbb1e0f73c0 R13: 00007fffd72d157c R14: 0000000000000000 R15: 00007fbb1e0f8ec0 ---------------- Code disassembly (best guess): 0: 8d 07 lea (%rdi),%eax 2: 0c 00 or $0x0,%al 4: 48 8b 1b mov (%rbx),%rbx 7: 48 85 db test %rbx,%rbx a: 74 34 je 0x40 c: e8 b0 3d c2 ff call 0xffc23dc1 11: 48 83 c3 28 add $0x28,%rbx 15: 48 89 d8 mov %rbx,%rax 18: 48 c1 e8 03 shr $0x3,%rax 1c: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 23: fc ff df 26: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) * 2a: 74 08 je 0x34 <-- trapping instruction 2c: 48 89 df mov %rbx,%rdi 2f: e8 5d 07 0c 00 call 0xc0791 34: 48 8b 03 mov (%rbx),%rax 37: 4c 39 f8 cmp %r15,%rax 3a: 4c 0f 47 f8 cmova %rax,%r15 3e: eb 05 jmp 0x45