------------[ cut here ]------------ WARNING: CPU: 1 PID: 11620 at net/mac80211/tx.c:6202 ieee80211_tx_skb_tid+0x380/0x420 net/mac80211/tx.c:6202 Modules linked in: CPU: 1 UID: 0 PID: 11620 Comm: syz.1.1430 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:ieee80211_tx_skb_tid+0x380/0x420 net/mac80211/tx.c:6202 Code: a8 a3 f6 e9 b1 fe ff ff e8 1d cd c5 f6 90 0f 0b 90 e9 1f fe ff ff e8 0f cd c5 f6 90 0f 0b 90 e9 2a fe ff ff e8 01 cd c5 f6 90 <0f> 0b 90 e8 58 e2 fd ff 31 ff 48 8b 34 24 ba 02 00 00 00 48 83 c4 RSP: 0018:ffffc9000d4bf2d8 EFLAGS: 00010283 RAX: ffffffff8af9f05f RBX: ffffffff8af9ed0f RCX: 0000000000080000 RDX: ffffc9000f46d000 RSI: 0000000000020842 RDI: 0000000000020843 RBP: 00000000ffffffff R08: 0000000000000000 R09: ffffffff8af9ed0f R10: dffffc0000000000 R11: ffffed100b6d8146 R12: ffff88805af28d80 R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff888125d15000(0063) knlGS:00000000f546cb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00007fbabbd4fb4c CR3: 0000000032214000 CR4: 00000000003526f0 Call Trace: ieee80211_tx_skb net/mac80211/ieee80211_i.h:2409 [inline] mesh_plink_frame_tx+0x734/0xc10 net/mac80211/mesh_plink.c:354 mesh_plink_deactivate+0x18e/0x2f0 net/mac80211/mesh_plink.c:410 mesh_sta_cleanup+0x42/0x150 net/mac80211/mesh.c:171 __cleanup_single_sta net/mac80211/sta_info.c:167 [inline] cleanup_single_sta+0x40f/0x660 net/mac80211/sta_info.c:192 __sta_info_flush+0x5e4/0x710 net/mac80211/sta_info.c:1683 sta_info_flush net/mac80211/sta_info.h:970 [inline] ieee80211_do_stop+0x399/0x1fb0 net/mac80211/iface.c:509 ieee80211_stop+0x1b1/0x240 net/mac80211/iface.c:814 __dev_close_many+0x361/0x6f0 net/core/dev.c:1755 netif_close_many+0x225/0x410 net/core/dev.c:1780 netif_close+0x158/0x210 net/core/dev.c:1797 dev_close+0x10a/0x220 net/core/dev_api.c:220 cfg80211_shutdown_all_interfaces+0xd4/0x220 net/wireless/core.c:277 cfg80211_rfkill_set_block+0x2d/0x50 net/wireless/core.c:307 rfkill_set_block+0x1cf/0x440 net/rfkill/core.c:346 rfkill_fop_write+0x44b/0x570 net/rfkill/core.c:1301 vfs_write+0x27e/0xb30 fs/read_write.c:684 ksys_write+0x145/0x250 fs/read_write.c:738 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline] __do_fast_syscall_32+0xb6/0x2b0 arch/x86/entry/syscall_32.c:306 do_fast_syscall_32+0x34/0x80 arch/x86/entry/syscall_32.c:331 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf70be539 Code: 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000f546c55c EFLAGS: 00000206 ORIG_RAX: 0000000000000004 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000080000080 RDX: 0000000000000008 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 4: 10 07 adc %al,(%rdi) 6: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi a: 10 08 adc %cl,(%rax) c: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 20: 00 51 52 add %dl,0x52(%rcx) 23: 55 push %rbp 24: 89 e5 mov %esp,%ebp 26: 0f 34 sysenter 28: cd 80 int $0x80 * 2a: 5d pop %rbp <-- trapping instruction 2b: 5a pop %rdx 2c: 59 pop %rcx 2d: c3 ret 2e: 90 nop 2f: 90 nop 30: 90 nop 31: 90 nop 32: 90 nop 33: 90 nop 34: 90 nop 35: 90 nop 36: 90 nop 37: 90 nop 38: 90 nop 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop