Bluetooth: hci5: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci6: command tx timeout Bluetooth: hci7: command tx timeout ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6346 at fs/namespace.c:163 mnt_ns_release+0x173/0x1e0 Modules linked in: CPU: 1 UID: 0 PID: 6346 Comm: syz-executor.6 Not tainted 6.13.0-rc3-next-20241220 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mnt_ns_release+0x173/0x1e0 Code: ff 48 c7 c7 50 d4 d0 85 e8 9a 76 ed 02 bf 01 00 00 00 89 c3 89 c6 e8 dc 1b b7 ff 83 fb 01 0f 85 e6 fe ff ff e8 de 20 b7 ff 90 <0f> 0b 90 e9 d8 fe ff ff e8 d0 20 b7 ff 4c 89 e7 e8 38 55 b3 ff eb RSP: 0018:ffff88806cf09e40 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81baa864 RDX: ffff88800c13b780 RSI: ffffffff81baa872 RDI: 0000000000000005 RBP: ffff88801ae62200 R08: 0000000000000001 R09: fffffbfff0c7f992 R10: 0000000000000001 R11: 00000000e5b906e6 R12: 0000000000000002 R13: ffff88806cf09ee0 R14: ffffffff815aedc4 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f35647c76f4 CR3: 0000000009810000 CR4: 0000000000350ef0 Call Trace: rcu_core+0x7c9/0x17a0 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:rb_erase+0x3b9/0x1130 Code: c5 e9 01 ff ff ff 48 8d 7d 10 48 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 9c 0c 00 00 4c 8b 65 10 4c 89 e0 48 c1 e8 03 80 3c 18 00 <0f> 85 91 0c 00 00 49 8d 7c 24 08 49 8b 04 24 48 89 fa 48 c1 ea 03 RSP: 0018:ffff88803448fb00 EFLAGS: 00000246 RAX: 1ffff110012fb416 RBX: dffffc0000000000 RCX: 1ffff11006891f37 RDX: 1ffff110026184d8 RSI: ffffffff88649f60 RDI: ffff8880097db4c0 RBP: ffff8880097db4b0 R08: 0000000000000000 R09: fffffbfff0fdfbe6 R10: ffffffff87efdf37 R11: 0000000000000000 R12: ffff8880097da0b0 R13: fffffbfff10c93ec R14: ffff8880130c24b0 R15: ffffffff88649f60 free_mnt_ns+0x138/0x250 put_mnt_ns+0xfc/0x130 free_nsproxy+0x47/0x460 switch_task_namespaces+0xe2/0x100 do_exit+0xab5/0x2a40 do_group_exit+0xd3/0x2a0 get_signal+0x2240/0x2320 arch_do_signal_or_restart+0x81/0x780 syscall_exit_to_user_mode+0x123/0x1e0 do_syscall_64+0xcc/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f02915c88d7 Code: Unable to access opcode bytes at 0x7f02915c88ad. RSP: 002b:00007ffe7a781d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffed RBX: 0000000000000010 RCX: 00007f02915c88d7 RDX: 00007ffe7a781d80 RSI: 0000000000008933 RDI: 0000000000000004 RBP: 0000000000000004 R08: 0000000000001008 R09: 00007ffe7a781db2 R10: 00007f0291622b00 R11: 0000000000000246 R12: 00007ffe7a781d80 R13: 0000000000000003 R14: 00007ffe7a781e00 R15: 0000000000000037 irq event stamp: 104168 hardirqs last enabled at (104180): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (104191): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (102684): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (103123): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci0: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci4: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci5: command tx timeout Bluetooth: hci6: command tx timeout Bluetooth: hci0: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci6: command tx timeout Bluetooth: hci5: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci4: command tx timeout Bluetooth: hci0: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci5: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci4: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci6: command tx timeout ---------------- Code disassembly (best guess), 1 bytes skipped: 0: e9 01 ff ff ff jmpq 0xffffff06 5: 48 8d 7d 10 lea 0x10(%rbp),%rdi 9: 48 89 f8 mov %rdi,%rax c: 48 c1 e8 03 shr $0x3,%rax 10: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) 14: 0f 85 9c 0c 00 00 jne 0xcb6 1a: 4c 8b 65 10 mov 0x10(%rbp),%r12 1e: 4c 89 e0 mov %r12,%rax 21: 48 c1 e8 03 shr $0x3,%rax 25: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) * 29: 0f 85 91 0c 00 00 jne 0xcc0 <-- trapping instruction 2f: 49 8d 7c 24 08 lea 0x8(%r12),%rdi 34: 49 8b 04 24 mov (%r12),%rax 38: 48 89 fa mov %rdi,%rdx 3b: 48 c1 ea 03 shr $0x3,%rdx