netlink: 8 bytes leftover after parsing attributes in process `syz.1.570'. ------------[ cut here ]------------ WARNING: ./include/net/netdev_lock.h:72 at netdev_assert_locked_ops_compat include/net/netdev_lock.h:72 [inline], CPU#0: syz.1.570/5497 WARNING: ./include/net/netdev_lock.h:72 at netdev_queue_get_dma_dev+0x1d0/0x1d8 net/core/netdev_queues.c:43, CPU#0: syz.1.570/5497 RTNL: assertion failed at ./include/net/netdev_lock.h (72) Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 0 UID: 0 PID: 5497 Comm: syz.1.570 Not tainted syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Call trace: [<80201998>] (dump_backtrace) from [<80201a8c>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:82a20f78 r6:00000000 r5:82333060 r4:00000001 [<80201a74>] (show_stack) from [<8021e5fc>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201a74>] (show_stack) from [<8021e5fc>] (dump_stack_lvl+0x5c/0x70 lib/dump_stack.c:120) [<8021e5a0>] (dump_stack_lvl) from [<8021e628>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r7:82a20f78 r6:00000000 r5:84ff8000 r4:82c83d40 [<8021e610>] (dump_stack) from [<80202590>] (vpanic+0x114/0x320 kernel/panic.c:651) [<8020247c>] (vpanic) from [<802027d0>] (trace_suspend_resume+0x0/0x100 kernel/panic.c:788) r7:816ac674 [<8020279c>] (panic) from [<80250a80>] (check_panic_on_warn kernel/panic.c:525 [inline]) [<8020279c>] (panic) from [<80250a80>] (get_taint+0x0/0x1c kernel/panic.c:520) r3:82a0b144 r2:00000001 r1:82318dc4 r0:82320720 [<80250a08>] (check_panic_on_warn) from [<80250bfc>] (__warn+0x98/0x1a4 kernel/panic.c:1104) [<80250b64>] (__warn) from [<80250ef0>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:1144) r8:00000009 r7:824fe65c r6:ec8fdd04 r5:84ff8000 r4:00000000 [<80250d0c>] (warn_slowpath_fmt) from [<816ac674>] (netdev_assert_locked_ops_compat include/net/netdev_lock.h:72 [inline]) [<80250d0c>] (warn_slowpath_fmt) from [<816ac674>] (netdev_queue_get_dma_dev+0x1d0/0x1d8 net/core/netdev_queues.c:43) r10:00000000 r9:86197fa0 r8:86197eb8 r7:86226480 r6:00000000 r5:00000000 r4:84da9800 [<816ac4a4>] (netdev_queue_get_dma_dev) from [<80916640>] (zcrx_register_netdev io_uring/zcrx.c:831 [inline]) [<816ac4a4>] (netdev_queue_get_dma_dev) from [<80916640>] (io_register_zcrx+0x59c/0xc10 io_uring/zcrx.c:983) r6:20000400 r5:00000000 r4:86197c00 [<809160a4>] (io_register_zcrx) from [<80911fa0>] (__io_uring_register io_uring/register.c:942 [inline]) [<809160a4>] (io_register_zcrx) from [<80911fa0>] (__do_sys_io_uring_register io_uring/register.c:1040 [inline]) [<809160a4>] (io_register_zcrx) from [<80911fa0>] (sys_io_uring_register+0x6b0/0x1128 io_uring/register.c:1017) r10:85753500 r9:00000020 r8:84ff8000 r7:20000400 r6:00000000 r5:86197c00 r4:00000020 [<809118f0>] (sys_io_uring_register) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67) Exception stack(0xec8fdfa8 to 0xec8fdff0) dfa0: 00000000 00000000 00000004 00000020 20000400 00000001 dfc0: 00000000 00000000 00356314 000001ab 003562d8 00000000 00000001 76f9b0dc dfe0: 76f9ae88 76f9ae78 00018f80 001309e0 r10:000001ab r9:84ff8000 r8:8020029c r7:000001ab r6:00356314 r5:00000000 r4:00000000 Rebooting in 86400 seconds..