[ 12.748728][ T231] printk: legacy console [netcon0] enabled [ 12.749459][ T231] netconsole: network logging started [ 16.062369][ T219] netconsole selftest: netcons_aM3c6 [ 16.062968][ T219] ------------[ cut here ]------------ [ 16.062972][ T219] WARNING: CPU: 1 PID: 219 at net/core/dev.c:4737 ____napi_schedule+0x28b/0x340 [ 16.062988][ T219] Modules linked in: netconsole netdevsim [ 16.062997][ T219] CPU: 1 UID: 0 PID: 219 Comm: bash Not tainted 6.14.0-rc1-virtme #1 [ 16.063003][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.063006][ T219] RIP: 0010:____napi_schedule+0x28b/0x340 [ 16.063013][ T219] Code: 84 7b fe ff ff be 08 00 00 00 4c 89 e7 e8 fd d1 76 fe f0 80 4b 11 02 48 83 c4 08 4c 89 ef 5b 5d 41 5c 41 5d e9 d6 e3 fc fd 90 <0f> 0b 90 e9 e1 fd ff ff 48 89 ea 48 89 df e8 92 4f d9 fe e9 fa fe [ 16.063018][ T219] RSP: 0018:ffffc90000ae76f0 EFLAGS: 00010046 [ 16.063023][ T219] RAX: 0000000080000003 RBX: ffff88800b6bd800 RCX: 1ffffffff2a706e2 [ 16.063026][ T219] RDX: 0000000000000000 RSI: ffff88800b6bd800 RDI: ffff8880360be8c0 [ 16.063030][ T219] RBP: ffff8880360be8c0 R08: 0000000000000001 R09: fffff5200015ceda [ 16.063033][ T219] R10: ffffc90000ae76d7 R11: ffffc90000ae72a1 R12: ffff888009c514c0 [ 16.063036][ T219] R13: 0000000000000076 R14: ffff88800b6bd800 R15: ffff88800aa0a000 [ 16.063040][ T219] FS: 00007f732ef45740(0000) GS:ffff888036080000(0000) knlGS:0000000000000000 [ 16.063044][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.063049][ T219] CR2: 00007f732f0f9733 CR3: 000000000a9a6003 CR4: 0000000000772ef0 [ 16.063053][ T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 16.063055][ T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 16.063058][ T219] PKRU: 55555554 [ 16.063060][ T219] Call Trace: [ 16.063063][ T219] <TASK> [ 16.063065][ T219] ? ____napi_schedule+0x28b/0x340 [ 16.063071][ T219] ? __warn+0xd1/0x1c0 [ 16.063081][ T219] ? ____napi_schedule+0x28b/0x340 [ 16.063095][ T219] ? report_bug+0x28c/0x2d0 [ 16.063113][ T219] ? handle_bug+0x54/0xa0 [ 16.063121][ T219] ? exc_invalid_op+0x18/0x50 [ 16.063129][ T219] ? asm_exc_invalid_op+0x1a/0x20 [ 16.063164][ T219] ? ____napi_schedule+0x28b/0x340 [ 16.063186][ T219] __napi_schedule+0x32/0x70 [ 16.063196][ T219] nsim_start_xmit+0x4e0/0x6f0 [netdevsim] [ 16.063219][ T219] ? netif_skb_features+0x23e/0xa80 [ 16.063237][ T219] netpoll_start_xmit+0x3c3/0x670 [ 16.063258][ T219] __netpoll_send_skb+0x3e9/0x800 [ 16.063287][ T219] netpoll_send_skb+0x2a/0xa0 [ 16.063298][ T219] send_ext_msg_udp+0x286/0x350 [netconsole] [ 16.063325][ T219] write_ext_msg+0x1c6/0x230 [netconsole] [ 16.063346][ T219] console_emit_next_record+0x20d/0x430 [ 16.063353][ T219] ? perf_trace_lock+0x90/0x460 [ 16.063365][ T219] ? __pfx_console_emit_next_record+0x10/0x10 [ 16.063400][ T219] console_flush_all+0x3b5/0x630 [ 16.063417][ T219] ? __pfx_console_flush_all+0x10/0x10 [ 16.063443][ T219] console_unlock+0xbb/0x1a0 [ 16.063452][ T219] ? __pfx_console_unlock+0x10/0x10 [ 16.063458][ T219] ? lock_acquire.part.0+0x2c0/0x330 [ 16.063462][ T219] ? vprintk_emit.part.0+0x20c/0x250 [ 16.063474][ T219] ? vprintk_emit.part.0+0x20c/0x250 [ 16.063481][ T219] ? __down_trylock_console_sem+0x75/0xb0 [ 16.063485][ T219] ? vprintk_emit.part.0+0x20c/0x250 [ 16.063505][ T219] vprintk_emit.part.0+0x236/0x250 [ 16.063514][ T219] ? __pfx_vprintk_emit.part.0+0x10/0x10 [ 16.063529][ T219] ? other_cpu_in_panic+0x22/0xc0 [ 16.063544][ T219] devkmsg_emit.constprop.0+0xac/0xe0 [ 16.063553][ T219] ? __pfx_devkmsg_emit.constprop.0+0x10/0x10 [ 16.063567][ T219] ? __kasan_kmalloc+0x7f/0x90 [ 16.063576][ T219] ? trace_kmalloc+0x2d/0xe0 [ 16.063584][ T219] ? __kmalloc_noprof+0x1f2/0x490 [ 16.063588][ T219] ? ___ratelimit+0x17f/0x420 [ 16.063608][ T219] devkmsg_write+0x194/0x300 [ 16.063613][ T219] ? usage_skip+0x132/0x190 [ 16.063621][ T219] ? __pfx_devkmsg_write+0x10/0x10 [ 16.063651][ T219] vfs_write+0xa87/0x11e0 [ 16.063671][ T219] ? __pfx_vfs_write+0x10/0x10 [ 16.063685][ T219] ? __lock_release+0x103/0x460 [ 16.063689][ T219] ? do_user_addr_fault+0x972/0xe30 [ 16.063712][ T219] ? __pfx___up_read+0x10/0x10 [ 16.063733][ T219] ksys_write+0xf8/0x1d0 [ 16.063743][ T219] ? __pfx_ksys_write+0x10/0x10 [ 16.063747][ T219] ? do_user_addr_fault+0x97c/0xe30 [ 16.063774][ T219] do_syscall_64+0xc1/0x1d0 [ 16.063786][ T219] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 16.063793][ T219] RIP: 0033:0x7f732f086b77 [ 16.063799][ T219] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 16.063803][ T219] RSP: 002b:00007fffe3540558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 16.063809][ T219] RAX: ffffffffffffffda RBX: 0000000000000023 RCX: 00007f732f086b77 [ 16.063813][ T219] RDX: 0000000000000023 RSI: 000055a13f010e00 RDI: 0000000000000001 [ 16.063815][ T219] RBP: 000055a13f010e00 R08: 0000000000000000 R09: 00007f732f0f94e0 [ 16.063817][ T219] R10: 00007f732f0f93e0 R11: 0000000000000246 R12: 0000000000000023 [ 16.063821][ T219] R13: 00007f732f142760 R14: 0000000000000023 R15: 00007f732f13d9c0 [ 16.063860][ T219] </TASK> [ 16.063862][ T219] irq event stamp: 197530 [ 16.063864][ T219] hardirqs last enabled at (197529): [<ffffffff938ed86b>] irqentry_exit+0x3b/0x90 [ 16.063871][ T219] hardirqs last disabled at (197530): [<ffffffff911dfd38>] console_emit_next_record+0x388/0x430 [ 16.063877][ T219] softirqs last enabled at (197298): [<ffffffff910673ce>] handle_softirqs+0x32e/0x5c0 [ 16.063885][ T219] softirqs last disabled at (197081): [<ffffffff91067794>] __irq_exit_rcu+0xc4/0x100 [ 16.063891][ T219] ---[ end trace 0000000000000000 ]---