------------[ cut here ]------------ WARNING: CPU: 0 PID: 15457 at net/sched/sch_taprio.c:1020 taprio_get_start_time+0x13c/0x16c net/sched/sch_taprio.c:1020 Modules linked in: CPU: 0 PID: 15457 Comm: syz.3.3791 Not tainted 6.1.141-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : taprio_get_start_time+0x13c/0x16c net/sched/sch_taprio.c:1020 lr : taprio_get_start_time+0x13c/0x16c net/sched/sch_taprio.c:1020 sp : ffff8000215c6ba0 x29: ffff8000215c6ba0 x28: 0000000000000000 x27: ffff7000042b8d94 x26: ffff0000f51e0d00 x25: ffff0000cfcc9000 x24: dfff800000000000 x23: 0000000000000000 x22: 000000a4661c9318 x21: 0000000000000000 x20: 0000000000000000 x19: ffff8000215c6c98 x18: ffff800011a7bce0 x17: ffff8000181a1000 x16: ffff8000082d1c00 x15: ffff800017c81fc0 x14: ffff0000d4422658 x13: 1ffff00002a0e0b1 x12: 0000000000080000 x11: 000000000000560c x10: ffff80002579b000 x9 : ffff80000ffb71d0 x8 : 000000000000560d x7 : ffff80000ffb7128 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: taprio_get_start_time+0x13c/0x16c net/sched/sch_taprio.c:1020 taprio_change+0x3670/0x4ca0 net/sched/sch_taprio.c:1655 taprio_init+0x498/0x520 net/sched/sch_taprio.c:1822 qdisc_create+0x6f0/0xe20 net/sched/sch_api.c:1319 tc_modify_qdisc+0x954/0x1718 net/sched/sch_api.c:-1 rtnetlink_rcv_msg+0x734/0xce4 net/core/rtnetlink.c:6153 netlink_rcv_skb+0x208/0x3c4 net/netlink/af_netlink.c:2493 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6171 netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline] netlink_unicast+0x600/0x818 net/netlink/af_netlink.c:1337 netlink_sendmsg+0x6e8/0x9b0 net/netlink/af_netlink.c:1859 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5b8/0x918 net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x25c/0x320 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 427 hardirqs last enabled at (426): [] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline] hardirqs last enabled at (426): [] ktime_mono_to_any+0x14c/0x22c kernel/time/timekeeping.c:932 hardirqs last disabled at (427): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (342): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (418): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (418): [] taprio_change+0x3500/0x4ca0 net/sched/sch_taprio.c:1636 ---[ end trace 0000000000000000 ]---