Bluetooth: hci1: Opcode 0x0406 failed: -4 Bluetooth: hci2: Opcode 0x0c1a failed: -4 Bluetooth: hci2: Opcode 0x0406 failed: -4 ------------[ cut here ]------------ kmem_cache of name '9p-fcall-cache-(null)' already exists WARNING: CPU: 0 PID: 8156 at mm/slab_common.c:107 __kmem_cache_create_args+0xaf/0x370 Modules linked in: CPU: 0 UID: 0 PID: 8156 Comm: syz-executor.0 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__kmem_cache_create_args+0xaf/0x370 Code: 98 48 3d 30 98 cc 85 74 25 48 8b 7b 60 4c 89 e6 e8 76 ee 09 03 85 c0 75 e0 90 48 c7 c7 d8 35 6e 85 4c 89 e6 e8 22 29 a4 ff 90 <0f> 0b 90 90 be 20 00 00 00 4c 89 e7 e8 f0 ef 09 03 48 85 c0 0f 85 RSP: 0018:ffff88800e8af930 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88800c835dc0 RCX: ffffc90001df6000 RDX: 0000000000040000 RSI: ffffffff8118b52f RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1001d15ed7 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800dc0f240 R13: 0000000000020018 R14: ffff88800e8afa10 R15: ffff88800e8afa50 FS: 00007f021c3de700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000183b8000 CR4: 0000000000350ef0 Call Trace: p9_client_create+0xde4/0x11a0 v9fs_session_init+0x1e0/0x17b0 v9fs_mount+0xbd/0x9b0 legacy_get_tree+0x109/0x220 vfs_get_tree+0x97/0x380 path_mount+0x13b2/0x1ec0 __x64_sys_mount+0x283/0x300 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f021eeaab19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f021c3de188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f021efbe0e0 RCX: 00007f021eeaab19 RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000000000000 RBP: 00007f021ef04f6d R08: 00000000200001c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd77d2f11f R14: 00007f021c3de300 R15: 0000000000022000 irq event stamp: 2325 hardirqs last enabled at (2335): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2346): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2276): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2265): [] irq_exit_rcu+0x94/0xc0 ---[ end trace 0000000000000000 ]--- Bluetooth: hci3: Opcode 0x0c1a failed: -4 Bluetooth: hci3: Opcode 0x0406 failed: -4 Bluetooth: hci5: Opcode 0x0c1a failed: -4 Bluetooth: hci5: Opcode 0x0406 failed: -4 Bluetooth: hci6: Opcode 0x0c1a failed: -4 Bluetooth: hci6: Opcode 0x0406 failed: -4 Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci6: command 0x0405 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci6: command 0x0405 tx timeout