------------[ cut here ]------------ current_phy->suspended WARNING: drivers/net/ieee802154/mac802154_hwsim.c:263 at hwsim_hw_xmit+0x15f4/0x1620 drivers/net/ieee802154/mac802154_hwsim.c:263, CPU#1: syz.9.6344/31598 Modules linked in: CPU: 1 UID: 0 PID: 31598 Comm: syz.9.6344 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 RIP: 0010:hwsim_hw_xmit+0x15f4/0x1620 drivers/net/ieee802154/mac802154_hwsim.c:263 Code: c6 05 f3 a4 24 09 01 48 c7 c7 c0 58 be 8c be 0a 01 00 00 48 c7 c2 40 59 be 8c e8 e7 7f 64 fa e9 f4 eb ff ff e8 6d d4 88 fa 90 <0f> 0b 90 e9 e1 ea ff ff 89 d9 80 e1 07 38 c1 0f 8c c6 ea ff ff 48 RSP: 0018:ffffc90010fcf2a0 EFLAGS: 00010287 RAX: ffffffff873ef623 RBX: ffff88802872acf8 RCX: 0000000000080000 RDX: ffffc90012bef000 RSI: 0000000000000139 RDI: 000000000000013a RBP: ffffc90010fcf418 R08: ffff88802872a6ab R09: 1ffff110050e54d5 R10: dffffc0000000000 R11: ffffffff873ee030 R12: dffffc0000000000 R13: ffff88802872a760 R14: ffff88802872ace0 R15: 1ffff110050e54ec FS: 00007f687fbf56c0(0000) GS:ffff888124dd2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000100 CR3: 000000002894b000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: drv_xmit_async net/mac802154/driver-ops.h:16 [inline] ieee802154_tx+0x26d/0x510 net/mac802154/tx.c:89 ieee802154_hot_tx net/mac802154/tx.c:207 [inline] ieee802154_subif_start_xmit+0x110/0x190 net/mac802154/tx.c:239 __netdev_start_xmit include/linux/netdevice.h:5429 [inline] netdev_start_xmit include/linux/netdevice.h:5438 [inline] xmit_one net/core/dev.c:3937 [inline] dev_hard_start_xmit+0x2cd/0x830 net/core/dev.c:3953 sch_direct_xmit+0x257/0x4c0 net/sched/sch_generic.c:372 __dev_xmit_skb net/core/dev.c:4262 [inline] __dev_queue_xmit+0x177f/0x3820 net/core/dev.c:4884 dev_queue_xmit include/linux/netdevice.h:3461 [inline] raw_sendmsg+0x4a2/0x9c0 net/ieee802154/socket.c:299 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x54e/0x850 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b1/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f687ed9e159 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:00007f687fbf5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f687f025fa0 RCX: 00007f687ed9e159 RDX: 0000000000000000 RSI: 0000200000000100 RDI: 0000000000000004 RBP: 00007f687ee3503b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f687f026038 R14: 00007f687f025fa0 R15: 00007ffe3c7b81d8