------------[ cut here ]------------ current_phy->suspended WARNING: drivers/net/ieee802154/mac802154_hwsim.c:266 at hwsim_hw_xmit+0x15f4/0x1620 drivers/net/ieee802154/mac802154_hwsim.c:266, CPU#1: syz.4.535/8035 Modules linked in: CPU: 1 UID: 0 PID: 8035 Comm: syz.4.535 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:hwsim_hw_xmit+0x15f4/0x1620 drivers/net/ieee802154/mac802154_hwsim.c:266 Code: c6 05 7c 47 1b 09 01 48 c7 c7 20 d9 be 8c be 0d 01 00 00 48 c7 c2 c0 d9 be 8c e8 47 10 5c fa e9 f4 eb ff ff e8 9d b1 80 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:ffffc9000205f500 EFLAGS: 00010283 RAX: ffffffff8747d003 RBX: ffff88802945cd78 RCX: 0000000000080000 RDX: ffffc90006052000 RSI: 0000000000000456 RDI: 0000000000000457 RBP: ffffc9000205f678 R08: ffff88802945c6ab R09: 1ffff1100528b8d5 R10: dffffc0000000000 R11: ffffffff8747ba10 R12: dffffc0000000000 R13: ffff88802945c760 R14: ffff88802945cd20 R15: 1ffff1100528b8ec FS: 00007f141803c6c0(0000) GS:ffff888124dbd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f141803afa8 CR3: 000000001230a000 CR4: 00000000003526f0 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:5433 [inline] netdev_start_xmit include/linux/netdevice.h:5442 [inline] xmit_one net/core/dev.c:3989 [inline] dev_hard_start_xmit+0x2cd/0x830 net/core/dev.c:4005 sch_direct_xmit+0x257/0x4c0 net/sched/sch_generic.c:372 __dev_xmit_skb net/core/dev.c:4313 [inline] __dev_queue_xmit+0x179a/0x3920 net/core/dev.c:4952 dev_queue_xmit include/linux/netdevice.h:3462 [inline] dgram_sendmsg+0x709/0xe30 net/ieee802154/socket.c:690 sock_sendmsg_nosec+0x14e/0x190 net/socket.c:800 __sock_sendmsg net/socket.c:818 [inline] __sys_sendto+0x408/0x5a0 net/socket.c:2283 __do_sys_sendto net/socket.c:2290 [inline] __se_sys_sendto net/socket.c:2286 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2286 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: 0033:0x7f141715e98e Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 RSP: 002b:00007f141803ae88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f141803c6c0 RCX: 00007f141715e98e RDX: 0000000000000024 RSI: 00007f141803b000 RDI: 0000000000000006 RBP: 0000000000000000 R08: 00007f141803af04 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 R13: 00007f141803af58 R14: 00007f141803b000 R15: 0000000000000000