------------[ cut here ]------------ WARNING: CPU: 1 PID: 6160 at net/mac80211/rx.c:5312 ieee80211_rx_list+0x1b7c/0x2e00 net/mac80211/rx.c:5312 Modules linked in: CPU: 1 PID: 6160 Comm: syz-executor.3 Not tainted 6.7.0-rc2-syzkaller-00098-g0bad281d0ecd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:ieee80211_rx_list+0x1b7c/0x2e00 net/mac80211/rx.c:5312 Code: ea 6c 6c fe 48 85 c0 0f 85 a4 01 00 00 e8 bc 02 8a f7 48 89 df e8 c4 5d 6c fe e8 af 02 8a f7 e9 45 e9 ff ff e8 a5 02 8a f7 90 <0f> 0b 90 e9 4c e9 ff ff e8 97 02 8a f7 66 81 e3 fc 00 bf a4 00 00 RSP: 0018:ffffc900001f0c40 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff89fd6ea1 RDX: ffff88801f331dc0 RSI: ffffffff89fd878b RDI: 0000000000000001 RBP: ffff88801e48a3c0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000002 R12: ffff88806ef5b068 R13: ffff88801e48a498 R14: ffff88806ef58e20 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007facffc1ed58 CR3: 000000000cd77000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_rx_napi+0xdd/0x400 net/mac80211/rx.c:5422 ieee80211_rx include/net/mac80211.h:4973 [inline] ieee80211_tasklet_handler+0xd6/0x130 net/mac80211/main.c:318 tasklet_action_common.constprop.0+0x242/0x3d0 kernel/softirq.c:780 __do_softirq+0x21a/0x8de kernel/softirq.c:553 invoke_softirq kernel/softirq.c:427 [inline] __irq_exit_rcu kernel/softirq.c:632 [inline] irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644 sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:__unwind_start+0x57f/0x880 arch/x86/kernel/unwind_orc.c:759 Code: d0 73 3f e8 03 6b 4d 00 48 8b 14 24 49 39 d7 72 31 e8 f5 6a 4d 00 48 8b 44 24 08 48 c1 e8 03 42 80 3c 20 00 0f 85 90 01 00 00 <4c> 8b 7b 38 48 89 ee 4c 89 ff e8 e2 65 4d 00 4c 39 fd 0f 82 90 fd RSP: 0018:ffffc9000424f488 EFLAGS: 00000246 RAX: 1ffff92000849ea4 RBX: ffffc9000424f4e8 RCX: ffffffff813a1f99 RDX: ffff88801f331dc0 RSI: ffffffff813a1f3b RDI: 0000000000000005 RBP: ffffc9000424f578 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: fffff52000849e9f R14: fffff52000849e9e R15: ffffc90004250000 unwind_start arch/x86/include/asm/unwind.h:64 [inline] arch_stack_walk+0xaf/0x170 arch/x86/kernel/stacktrace.c:24 stack_trace_save+0x96/0xd0 kernel/stacktrace.c:122 save_stack+0x160/0x1f0 mm/page_owner.c:128 __reset_page_owner+0x5a/0x190 mm/page_owner.c:149 reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1137 [inline] free_unref_page_prepare+0x4fa/0xaa0 mm/page_alloc.c:2347 free_unref_page_list+0xe6/0xb40 mm/page_alloc.c:2533 release_pages+0x32a/0x14f0 mm/swap.c:1042 tlb_batch_pages_flush+0x9a/0x190 mm/mmu_gather.c:98 tlb_flush_mmu_free mm/mmu_gather.c:293 [inline] tlb_flush_mmu mm/mmu_gather.c:300 [inline] tlb_finish_mmu+0x14b/0x6f0 mm/mmu_gather.c:392 exit_mmap+0x38b/0xa70 mm/mmap.c:3321 __mmput+0x12a/0x4d0 kernel/fork.c:1349 mmput+0x62/0x70 kernel/fork.c:1371 exit_mm kernel/exit.c:567 [inline] do_exit+0x9ad/0x2ae0 kernel/exit.c:858 do_group_exit+0xd4/0x2a0 kernel/exit.c:1021 get_signal+0x23be/0x2790 kernel/signal.c:2904 arch_do_signal_or_restart+0x90/0x7f0 arch/x86/kernel/signal.c:309 exit_to_user_mode_loop kernel/entry/common.c:168 [inline] exit_to_user_mode_prepare+0x121/0x240 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x1e/0x60 kernel/entry/common.c:296 do_syscall_64+0x4d/0x110 arch/x86/entry/common.c:88 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f3e74479829 Code: Unable to access opcode bytes at 0x7f3e744797ff. RSP: 002b:00007f3e75615178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f3e7458c108 RCX: 00007f3e74479829 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f3e7458c108 RBP: 00007f3e7458c100 R08: 00007f3e756156c0 R09: 00007f3e756156c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3e7458c10c R13: 000000000000006e R14: 00007ffed17cbad0 R15: 00007ffed17cbbb8 ---------------- Code disassembly (best guess): 0: d0 73 3f shlb 0x3f(%rbx) 3: e8 03 6b 4d 00 call 0x4d6b0b 8: 48 8b 14 24 mov (%rsp),%rdx c: 49 39 d7 cmp %rdx,%r15 f: 72 31 jb 0x42 11: e8 f5 6a 4d 00 call 0x4d6b0b 16: 48 8b 44 24 08 mov 0x8(%rsp),%rax 1b: 48 c1 e8 03 shr $0x3,%rax 1f: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) 24: 0f 85 90 01 00 00 jne 0x1ba * 2a: 4c 8b 7b 38 mov 0x38(%rbx),%r15 <-- trapping instruction 2e: 48 89 ee mov %rbp,%rsi 31: 4c 89 ff mov %r15,%rdi 34: e8 e2 65 4d 00 call 0x4d661b 39: 4c 39 fd cmp %r15,%rbp 3c: 0f .byte 0xf 3d: 82 (bad) 3e: 90 nop 3f: fd std