[ 1.854754] ip (262) used greatest stack depth: 12136 bytes left [ 1.967540] netdevsim netdevsim2025 nsim2025: renamed from eth0 [ 2.023850] ------------[ cut here ]------------ [ 2.023924] kernel BUG at net/core/net-sysfs.c:2246! [ 2.023965] Oops: invalid opcode: 0000 [#1] SMP [ 2.024004] CPU: 3 UID: 0 PID: 250 Comm: netns-name.sh Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2.024067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.024108] RIP: 0010:netdev_release+0x2d/0x30 [ 2.024150] Code: fa 0f 1f 44 00 00 80 7f d8 04 75 1d 55 48 8d af a8 fa ff ff 48 8b bf e0 fb ff ff e8 ed d7 a4 ff 48 89 ef 5d e9 a4 de a4 ff 90 <0f> 0b 90 f3 0f 1e fa 0f 1f 44 00 00 55 48 89 f5 48 8d 97 c8 fb ff [ 2.024277] RSP: 0018:ffffbc854051fbf0 EFLAGS: 00010297 [ 2.024316] RAX: ffffffffa0151ca0 RBX: 00000000ffffffff RCX: 0000000000000004 [ 2.024371] RDX: 0000000000000008 RSI: ffffffff9ff58ea4 RDI: ffff949dc42f2558 [ 2.024420] RBP: ffff949dc42f2558 R08: 0000000000000010 R09: 0000000000000281 [ 2.024469] R10: 0000000000000400 R11: 0000000000000290 R12: ffff949dc1e29d00 [ 2.024518] R13: ffffffffa04b2ea0 R14: ffff949dc106f820 R15: ffff949dc42f2000 [ 2.024569] FS: 00007ff5ab1f1000(0000) GS:ffff949e5d711000(0000) knlGS:0000000000000000 [ 2.024623] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.024670] CR2: 00005560d4784628 CR3: 0000000001e31004 CR4: 0000000000772ef0 [ 2.024720] PKRU: 55555554 [ 2.024741] Call Trace: [ 2.024759] [ 2.024780] device_release+0x35/0x90 [ 2.024816] kobject_put+0x64/0xc0 [ 2.024846] netdev_run_todo+0x21a/0x550 [ 2.024877] nsim_destroy+0x95/0x180 [netdevsim] [ 2.024920] __nsim_dev_port_del+0x47/0x70 [netdevsim] [ 2.024958] nsim_dev_reload_destroy+0x5b/0x120 [netdevsim] [ 2.024998] nsim_drv_remove+0x2f/0xb0 [netdevsim] [ 2.025038] device_release_driver_internal+0x193/0x200 [ 2.025076] bus_remove_device+0xc1/0x100 [ 2.025102] device_del+0x15f/0x480 [ 2.025132] device_unregister+0x12/0x30 [ 2.025157] del_device_store+0x117/0x1a0 [netdevsim] [ 2.025196] kernfs_fop_write_iter+0x12b/0x1c0 [ 2.025237] vfs_write+0x33a/0x470 [ 2.025271] ksys_write+0x65/0xe0 [ 2.025300] do_syscall_64+0xa4/0xfd0 [ 2.025336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.025376] RIP: 0033:0x7ff5ab2f1257 [ 2.025400] Code: 0f 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 [ 2.025514] RSP: 002b:00007ffe85c27468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2.025564] RAX: ffffffffffffffda RBX: 00007ff5ab3ed780 RCX: 00007ff5ab2f1257 [ 2.025613] RDX: 0000000000000005 RSI: 00005560d4783620 RDI: 0000000000000001 [ 2.025663] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000 [ 2.025718] R10: 0000000000001000 R11: 0000000000000246 R12: 0000000000000005 [ 2.025767] R13: 00005560d4783620 R14: 0000000000000005 R15: 00007ff5ab3e89c0 [ 2.025818] [ 2.025839] Modules linked in: netdevsim psample [ 2.025881] ---[ end trace 0000000000000000 ]--- [ 2.025917] RIP: 0010:netdev_release+0x2d/0x30 [ 2.025949] Code: fa 0f 1f 44 00 00 80 7f d8 04 75 1d 55 48 8d af a8 fa ff ff 48 8b bf e0 fb ff ff e8 ed d7 a4 ff 48 89 ef 5d e9 a4 de a4 ff 90 <0f> 0b 90 f3 0f 1e fa 0f 1f 44 00 00 55 48 89 f5 48 8d 97 c8 fb ff [ 2.026065] RSP: 0018:ffffbc854051fbf0 EFLAGS: 00010297 [ 2.026098] RAX: ffffffffa0151ca0 RBX: 00000000ffffffff RCX: 0000000000000004 [ 2.026148] RDX: 0000000000000008 RSI: ffffffff9ff58ea4 RDI: ffff949dc42f2558 [ 2.026196] RBP: ffff949dc42f2558 R08: 0000000000000010 R09: 0000000000000281 [ 2.026251] R10: 0000000000000400 R11: 0000000000000290 R12: ffff949dc1e29d00 [ 2.026301] R13: ffffffffa04b2ea0 R14: ffff949dc106f820 R15: ffff949dc42f2000 [ 2.026351] FS: 00007ff5ab1f1000(0000) GS:ffff949e5d711000(0000) knlGS:0000000000000000 [ 2.026407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.026454] CR2: 00005560d4784628 CR3: 0000000001e31004 CR4: 0000000000772ef0 [ 2.026504] PKRU: 55555554