[ 9.441447][ T2616] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.445378][ T2616] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.471514][ T1175] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.474715][ T2525] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.36' (ECDSA) to the list of known hosts. syzkaller login: [ 26.977028][ T3047] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 26.979034][ T3047] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 26.980988][ T3047] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 26.983291][ T3047] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 26.985723][ T3047] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 26.987505][ T3047] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program [ 27.007626][ T44] list_add double add: new=ffff0000caf13540, prev=ffff0000caf13540, next=ffff0000c0368000. [ 27.010337][ T44] ------------[ cut here ]------------ [ 27.011482][ T44] kernel BUG at lib/list_debug.c:35! [ 27.012859][ T44] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP [ 27.014464][ T44] Modules linked in: [ 27.015405][ T44] CPU: 1 PID: 44 Comm: kworker/u5:0 Not tainted 6.0.0-rc4-syzkaller-17255-ga6b443748715 #0 [ 27.017691][ T44] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 27.020231][ T44] Workqueue: hci0 hci_rx_work [ 27.021342][ T44] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 27.023072][ T44] pc : __list_add_valid+0x68/0xb8 [ 27.024115][ T44] lr : __list_add_valid+0x68/0xb8 [ 27.025169][ T44] sp : ffff80000f683a70 [ 27.026041][ T44] x29: ffff80000f683a70 x28: ffff80000c537f58 x27: ffff0000c91b9300 [ 27.027941][ T44] x26: ffff80000b95b3bc x25: 000000000000001c x24: 000000000000001c [ 27.029865][ T44] x23: ffff0000caf13558 x22: ffff0000c0368000 x21: ffff0000caf13540 [ 27.031855][ T44] x20: ffff0000caf13540 x19: ffff0000caf13538 x18: 00000000000000c0 [ 27.033899][ T44] x17: 3034353331666163 x16: ffff80000db78658 x15: ffff0000c0d93500 [ 27.035892][ T44] x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c0d93500 [ 27.037872][ T44] x11: ff808000081c1fa0 x10: 0000000000000000 x9 : 67eb532626346d00 [ 27.039936][ T44] x8 : 67eb532626346d00 x7 : ffff8000081965e0 x6 : 0000000000000000 [ 27.041896][ T44] x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 [ 27.043852][ T44] x2 : ffff0001fefddcd0 x1 : 0000000000000001 x0 : 0000000000000058 [ 27.045901][ T44] Call trace: [ 27.046745][ T44] __list_add_valid+0x68/0xb8 [ 27.047919][ T44] kobj_kset_join+0xd0/0x14c [ 27.049082][ T44] kobject_add_internal+0x1b8/0x530 [ 27.050403][ T44] kobject_add+0xb8/0x130 [ 27.051567][ T44] device_add+0x248/0x958 [ 27.052632][ T44] hci_conn_add_sysfs+0x4c/0xf4 [ 27.053810][ T44] hci_le_cis_estabilished_evt+0x180/0x21c [ 27.055210][ T44] hci_le_meta_evt+0x1e4/0x230 [ 27.056371][ T44] hci_event_packet+0x4e0/0x60c [ 27.057573][ T44] hci_rx_work+0x1a4/0x2f4 [ 27.058640][ T44] process_one_work+0x2d8/0x504 [ 27.059874][ T44] worker_thread+0x340/0x610 [ 27.061024][ T44] kthread+0x12c/0x158 [ 27.061906][ T44] ret_from_fork+0x10/0x20 [ 27.062938][ T44] Code: 9001b4c0 911b6c00 aa0803e2 94a795bf (d4210000) [ 27.064622][ T44] ---[ end trace 0000000000000000 ]--- [ 27.215021][ T44] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 27.216777][ T44] SMP: stopping secondary CPUs [ 27.218019][ T44] Kernel Offset: disabled [ 27.219105][ T44] CPU features: 0x0000,0081c021,09805c80 [ 27.220538][ T44] Memory Limit: none [ 27.373726][ T44] Rebooting in 86400 seconds..