sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer Bluetooth: hci0: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.0:11432] Modules linked in: irq event stamp: 4492805 hardirqs last enabled at (4492804): [] asm_sysvec_x86_platform_ipi-0xa/0x20 hardirqs last disabled at (4492805): [] sysvec_apic_timer_interrupt+0xb/0xd0 softirqs last enabled at (4450484): [] __irq_exit_rcu+0x11b/0x190 softirqs last disabled at (4450487): [] __irq_exit_rcu+0x11b/0x190 CPU: 1 PID: 11432 Comm: syz-executor.0 Not tainted 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0xd79/0x2140 Code: 00 00 49 89 6e 50 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 92 12 00 00 41 3b 1e <0f> 84 04 08 00 00 bf 01 00 00 00 e8 77 e9 0e 00 b8 01 00 00 00 65 RSP: 0018:ffff88806d109848 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000001 RDX: 1ffff1100da21319 RSI: ffff88806d1099f8 RDI: ffff88806d109930 RBP: ffff88806d109920 R08: ffffffff85c903ac R09: ffffffff85c903b0 R10: ffffed100da21326 R11: ffff88806d109908 R12: ffff88806d109909 R13: ffff88806d109928 R14: ffff88806d1098c8 R15: 0000000000000001 FS: 00007fbc80dc4700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe6fc32a344 CR3: 000000003670a000 CR4: 0000000000350ee0 Call Trace: arch_stack_walk+0x83/0x100 stack_trace_save+0x8c/0xd0 kasan_save_stack+0x1e/0x50 kasan_set_track+0x21/0x40 kasan_save_free_info+0x2a/0x60 __kasan_slab_free+0x106/0x1a0 kmem_cache_free+0xf7/0x620 kfree_skbmem+0xef/0x1c0 consume_skb+0xcf/0x170 mac80211_hwsim_tx_frame+0x1f6/0x2b0 mac80211_hwsim_beacon_tx+0x562/0xac0 __iterate_interfaces+0x2d3/0x570 ieee80211_iterate_active_interfaces_atomic+0x70/0x190 mac80211_hwsim_beacon+0x101/0x210 __hrtimer_run_queues+0x541/0xb60 hrtimer_run_softirq+0x172/0x350 __do_softirq+0x1c3/0x8f5 __irq_exit_rcu+0x11b/0x190 irq_exit_rcu+0x5/0x30 sysvec_apic_timer_interrupt+0x8e/0xd0 asm_sysvec_x86_platform_ipi-0xa/0x20 RIP: 0010:percpu_counter_add_batch+0x87/0x180 Code: 65 45 8b 37 4d 63 e6 4d 01 ec 4c 89 e2 48 c1 fa 3f 48 89 d0 4c 31 e0 48 29 d0 48 89 c6 48 89 04 24 e8 1d f1 2a ff 48 8b 04 24 <48> 39 c3 7e 43 e8 6f f5 2a ff 65 45 01 2f e8 66 f5 2a ff bf 01 00 RSP: 0018:ffff88801e217718 EFLAGS: 00000297 RAX: 0000000000000014 RBX: 0000000000000020 RCX: ffffffff821d3443 RDX: ffff888037979ac0 RSI: 0000000000000000 RDI: 0000000000000006 RBP: ffff8880092ce1a0 R08: 0000000000000006 R09: 0000000000000020 R10: 0000000000000014 R11: 0000000000000001 R12: 0000000000000014 R13: 0000000000000004 R14: 0000000000000010 R15: 0000607f92c21528 copy_page_range+0x1586/0x4520 dup_mmap+0xa4a/0xfd0 dup_mm+0x95/0x370 copy_process+0x6a4a/0x6e70 kernel_clone+0xe7/0x8a0 __do_sys_fork+0x7c/0xc0 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fbc8384eb19 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:00007fbc80dc4188 EFLAGS: 00000246 ORIG_RAX: 0000000000000039 RAX: ffffffffffffffda RBX: 00007fbc83961f60 RCX: 00007fbc8384eb19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fbc838a8f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffeeacdc34f R14: 00007fbc80dc4300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0xb/0x20 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 49 89 6e 50 mov %rbp,0x50(%r14) 6: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax d: fc ff df 10: 4c 89 f2 mov %r14,%rdx 13: 48 c1 ea 03 shr $0x3,%rdx 17: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax 1b: 84 c0 test %al,%al 1d: 74 08 je 0x27 1f: 3c 03 cmp $0x3,%al 21: 0f 8e 92 12 00 00 jle 0x12b9 27: 41 3b 1e cmp (%r14),%ebx * 2a: 0f 84 04 08 00 00 je 0x834 <-- trapping instruction 30: bf 01 00 00 00 mov $0x1,%edi 35: e8 77 e9 0e 00 callq 0xee9b1 3a: b8 01 00 00 00 mov $0x1,%eax 3f: 65 gs