list_del corruption, ffff8881d8c12c70->next is LIST_POISON1 (dead000000000100) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:45! invalid opcode: 0000 [#1] SMP KASAN CPU: 0 PID: 3148 Comm: kworker/0:4 Not tainted 5.6.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:__list_del_entry_valid.cold+0x23/0x55 lib/list_debug.c:45 Code: e8 e0 85 3e ff 0f 0b 48 89 ee 48 c7 c7 60 2b fc 85 e8 cf 85 3e ff 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 a0 2a fc 85 e8 bb 85 3e ff <0f> 0b 4c 89 e2 48 89 ee 48 c7 c7 00 2b fc 85 e8 a7 85 3e ff 0f 0b RSP: 0018:ffff8881c82f6cd0 EFLAGS: 00010082 RAX: 000000000000004e RBX: ffff8881d8c12c00 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff812974dd RDI: ffffed103905ed8c RBP: ffff8881d8c12c70 R08: 000000000000004e R09: ffffed103b64439f R10: ffffed103b64439e R11: ffff8881db221cf3 R12: dead000000000122 R13: dead000000000100 R14: ffff8881d1f3c5d8 R15: 00000000ffffffb9 FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556e5bf586c0 CR3: 00000001ad215000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_del_entry include/linux/list.h:132 [inline] list_del include/linux/list.h:146 [inline] __uwb_rc_neh_rm+0x6b/0x2a0 drivers/staging/uwb/neh.c:243 uwb_rc_neh_rm+0x30/0x60 drivers/staging/uwb/neh.c:259 uwb_rc_cmd_async+0x29a/0x310 drivers/staging/uwb/reset.c:93 __uwb_rc_cmd+0x10f/0x1e0 drivers/staging/uwb/reset.c:171 uwb_rc_cmd+0xc2/0x130 drivers/staging/uwb/reset.c:220 uwb_rc_reset+0x15e/0x218 drivers/staging/uwb/reset.c:292 uwb_rc_setup+0x84/0x320 drivers/staging/uwb/lc-rc.c:282 uwb_rc_add+0x246/0x42f drivers/staging/uwb/lc-rc.c:351 hwarc_probe+0x3ce/0xb40 drivers/staging/uwb/hwa-rc.c:843 usb_probe_interface+0x310/0x800 drivers/usb/core/driver.c:374 really_probe+0x290/0xac0 drivers/base/dd.c:551 driver_probe_device+0x223/0x350 drivers/base/dd.c:724 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:831 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x217/0x390 drivers/base/dd.c:897 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x1459/0x1bf0 drivers/base/core.c:2500 usb_set_configuration+0xece/0x1840 drivers/usb/core/message.c:2025 usb_generic_driver_probe+0x9d/0xe0 drivers/usb/core/generic.c:241 usb_probe_device+0xd9/0x230 drivers/usb/core/driver.c:272 really_probe+0x290/0xac0 drivers/base/dd.c:551 driver_probe_device+0x223/0x350 drivers/base/dd.c:724 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:831 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x217/0x390 drivers/base/dd.c:897 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x1459/0x1bf0 drivers/base/core.c:2500 usb_new_device.cold+0x540/0xcd0 drivers/usb/core/hub.c:2548 hub_port_connect drivers/usb/core/hub.c:5195 [inline] hub_port_connect_change drivers/usb/core/hub.c:5335 [inline] port_event drivers/usb/core/hub.c:5481 [inline] hub_event+0x21cb/0x4300 drivers/usb/core/hub.c:5563 process_one_work+0x94b/0x1620 kernel/workqueue.c:2266 worker_thread+0x96/0xe20 kernel/workqueue.c:2412 kthread+0x318/0x420 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Modules linked in: ---[ end trace 581e163ef11af027 ]--- RIP: 0010:__list_del_entry_valid.cold+0x23/0x55 lib/list_debug.c:45 Code: e8 e0 85 3e ff 0f 0b 48 89 ee 48 c7 c7 60 2b fc 85 e8 cf 85 3e ff 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 a0 2a fc 85 e8 bb 85 3e ff <0f> 0b 4c 89 e2 48 89 ee 48 c7 c7 00 2b fc 85 e8 a7 85 3e ff 0f 0b RSP: 0018:ffff8881c82f6cd0 EFLAGS: 00010082 RAX: 000000000000004e RBX: ffff8881d8c12c00 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff812974dd RDI: ffffed103905ed8c RBP: ffff8881d8c12c70 R08: 000000000000004e R09: ffffed103b64439f R10: ffffed103b64439e R11: ffff8881db221cf3 R12: dead000000000122 R13: dead000000000100 R14: ffff8881d1f3c5d8 R15: 00000000ffffffb9 FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556e5bf586c0 CR3: 00000001ad215000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400