lo: left promiscuous mode lo: left allmulticast mode lo: entered promiscuous mode lo: entered allmulticast mode watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.3:7648] Modules linked in: irq event stamp: 3541229 hardirqs last enabled at (3541228): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (3541229): [] sysvec_apic_timer_interrupt+0xf/0x90 softirqs last enabled at (3514356): [] __irq_exit_rcu+0xcc/0x110 softirqs last disabled at (3514359): [] __irq_exit_rcu+0xcc/0x110 CPU: 1 PID: 7648 Comm: syz-executor.3 Not tainted 6.2.0-next-20230303 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x476/0x22d0 Code: 5f e9 e2 1c 38 03 49 8d 58 01 4c 89 c2 48 b8 00 00 00 00 00 fc ff df 48 89 de 48 c1 ea 03 48 c1 ee 03 0f b6 14 02 0f b6 04 06 <4c> 89 c6 83 e6 07 40 38 f2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f RSP: 0018:ffff88806cf09688 EFLAGS: 00000212 RAX: 0000000000000000 RBX: ffffffff8639fa1b RCX: ffffffff8639fa16 RDX: 0000000000000000 RSI: 1ffffffff0c73f43 RDI: ffffffff85f90418 RBP: ffff88806cf09750 R08: ffffffff8639fa1a R09: ffff88806cf09738 R10: 0000000000038001 R11: 0000000000000000 R12: ffff88806cf09758 R13: ffff88806cf096f8 R14: ffff88806cf09739 R15: 0000000000000001 FS: 00007f0b0eb7b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffc7465ae8 CR3: 0000000048536000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_node+0x187/0x330 kmalloc_reserve+0x169/0x270 __alloc_skb+0x129/0x330 __netdev_alloc_skb+0x72/0x370 __ieee80211_beacon_get+0x3d9/0x13c0 ieee80211_beacon_get_tim+0x99/0x540 mac80211_hwsim_beacon_tx+0x1d3/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x14c/0x310 __do_softirq+0x258/0x8a2 __irq_exit_rcu+0xcc/0x110 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x6e/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__orc_find+0xa8/0xf0 Code: 75 50 48 63 03 48 01 d8 48 39 c1 73 b0 4c 8d 63 fc 49 39 ec 73 b3 4d 29 ee 49 c1 fe 02 4b 8d 04 76 48 8d 04 46 48 83 c4 10 5b <5d> 41 5c 41 5d 41 5e 41 5f e9 8e 27 38 03 48 83 c4 10 31 c0 5b 5d RSP: 0018:ffff88804a3bf310 EFLAGS: 00000282 RAX: ffffffff86079b7a RBX: ffffffff81134dbd RCX: ffffffff81134dbd RDX: 0000000000000000 RSI: ffffffff86079b7a RDI: ffffffff85d76fb0 RBP: ffffffff85d76fb4 R08: ffffffff86079b7a R09: ffff88804a3bf400 R10: 0000000000038001 R11: 0000000000000000 R12: ffffffff85d76fb0 R13: ffffffff85d76fb0 R14: 0000000000000000 R15: dffffc0000000000 unwind_next_frame+0x29e/0x22d0 __unwind_start+0x513/0x7c0 arch_stack_walk+0x63/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_node+0x187/0x330 __alloc_skb+0x28c/0x330 inet6_ifinfo_notify+0x76/0x150 addrconf_notify+0x49e/0x1a20 raw_notifier_call_chain+0xb7/0x110 call_netdevice_notifiers_info+0xb5/0x130 __dev_notify_flags+0x120/0x2d0 dev_change_flags+0x11b/0x180 devinet_ioctl+0x1512/0x1e00 inet_ioctl+0x345/0x390 sock_do_ioctl+0xd2/0x240 sock_ioctl+0x424/0x670 __x64_sys_ioctl+0x19e/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f0b11626b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0b0eb7b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f0b1173a020 RCX: 00007f0b11626b19 RDX: 0000000020000000 RSI: 0000000000008914 RDI: 0000000000000003 RBP: 00007f0b11680f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffeed97e65f R14: 00007f0b0eb7b300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 7525 Comm: syz-executor.0 Not tainted 6.2.0-next-20230303 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:write_comp_data+0x32/0x90 Code: f8 65 8b 05 d8 0d b8 7e 89 c6 81 e6 00 01 00 00 65 48 8b 14 25 c0 89 03 00 a9 00 01 ff 00 74 0e 85 f6 74 59 8b 82 0c 14 00 00 <85> c0 74 4f 8b 82 e8 13 00 00 83 f8 03 75 44 48 8b 82 f0 13 00 00 RSP: 0018:ffff88806ce09bd8 EFLAGS: 00000006 RAX: 0000000000000000 RBX: ffff88806ce2c1c0 RCX: ffffffff8445a791 RDX: ffff88804a240000 RSI: 0000000000000100 RDI: 0000000000000006 RBP: ffff888047208750 R08: 0000000000000006 R09: 0000010985f3f9bc R10: 0000010985f8ab80 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000010985f3f9bc R14: 0000000000000001 R15: 0000010985f8ab80 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc75370dd8 CR3: 000000000e0e0000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: timerqueue_add+0x111/0x330 __hrtimer_run_queues+0x9cb/0xcb0 hrtimer_interrupt+0x2ef/0x750 __sysvec_apic_timer_interrupt+0xff/0x4a0 sysvec_apic_timer_interrupt+0x33/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:_raw_spin_unlock_irqrestore+0x34/0x50 Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 e6 41 e2 fc 48 89 ef e8 ee bc e2 fc 80 e7 02 74 06 e8 a4 86 07 fd fb 65 ff 0d 64 6b b8 7b <74> 07 5b 5d e9 17 28 00 00 0f 1f 44 00 00 5b 5d e9 0b 28 00 00 0f RSP: 0018:ffff88806ce09e98 EFLAGS: 00000202 RAX: 000000000036a874 RBX: 0000000000000246 RCX: ffffffff812cbd8f RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff844b1e5c RBP: ffff8880456f95d0 R08: 0000000000000001 R09: ffffffff877829ef R10: fffffbfff0ef053d R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880456f95d0 R14: ffff8880456f9610 R15: 0000000000000001 skb_dequeue+0x129/0x180 ieee80211_tasklet_handler+0x38/0x140 tasklet_action_common.constprop.0+0x271/0x360 __do_softirq+0x258/0x8a2 __irq_exit_rcu+0xcc/0x110 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x6e/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:rcu_is_watching+0x30/0x70 Code: ff 05 3c 24 ce 7e 48 c7 c3 80 4f 03 00 48 b8 00 00 00 00 00 fc ff df 65 48 03 1d 53 b4 cc 7e 48 89 da 48 c1 ea 03 0f b6 14 02 <48> 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 22 8b 03 c1 e8 02 RSP: 0018:ffff8880490375a8 EFLAGS: 00000216 RAX: dffffc0000000000 RBX: ffff88806ce34f80 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff814bffce RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: ffffffff85651a88 R15: 0000000000000000 __is_insn_slot_addr+0x1e3/0x290 kernel_text_address+0x5b/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 __kasan_record_aux_stack+0x95/0xb0 __call_rcu_common.constprop.0+0x6a/0xa70 kmem_cache_free+0xb9/0x510 remove_vma+0x123/0x170 exit_mmap+0x317/0x960 mmput+0xd5/0x390 do_exit+0x9c6/0x2800 do_group_exit+0xd4/0x2a0 get_signal+0x23c8/0x2450 arch_do_signal_or_restart+0x79/0x590 exit_to_user_mode_prepare+0x122/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f686fa56b19 Code: Unable to access opcode bytes at 0x7f686fa56aef. RSP: 002b:00007f686cfcc188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: 0000000000000008 RBX: 00007f686fb69f60 RCX: 00007f686fa56b19 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007f686fab0f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff2246049f R14: 00007f686cfcc300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 5f pop %rdi 1: e9 e2 1c 38 03 jmpq 0x3381ce8 6: 49 8d 58 01 lea 0x1(%r8),%rbx a: 4c 89 c2 mov %r8,%rdx d: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 14: fc ff df 17: 48 89 de mov %rbx,%rsi 1a: 48 c1 ea 03 shr $0x3,%rdx 1e: 48 c1 ee 03 shr $0x3,%rsi 22: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx 26: 0f b6 04 06 movzbl (%rsi,%rax,1),%eax * 2a: 4c 89 c6 mov %r8,%rsi <-- trapping instruction 2d: 83 e6 07 and $0x7,%esi 30: 40 38 f2 cmp %sil,%dl 33: 40 0f 9e c6 setle %sil 37: 84 d2 test %dl,%dl 39: 0f 95 c2 setne %dl 3c: 40 84 d6 test %dl,%sil 3f: 0f .byte 0xf