Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.4:13324] Modules linked in: irq event stamp: 4946505 hardirqs last enabled at (4946504): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4946505): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4882430): [] irq_exit_rcu+0x11f/0x190 softirqs last disabled at (4882433): [] irq_exit_rcu+0x11f/0x190 CPU: 1 PID: 13324 Comm: syz-executor.4 Not tainted 6.2.0-rc4-next-20230116 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:_raw_spin_unlock_irqrestore+0x32/0x60 Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 76 b5 e7 fc 48 89 ef e8 7e 2e e8 fc 80 e7 02 74 06 e8 04 2b 0c fd fb bf 01 00 00 00 59 7c dd fc 65 8b 05 3a 1e bf 7b 85 c0 74 07 5b 5d e9 6b 29 00 RSP: 0018:ffff88806cf09ad8 EFLAGS: 00000212 RAX: 00000000004b7a40 RBX: 0000000000000246 RCX: ffffffff812b827f RDX: 0000000000000000 RSI: 0000000000000102 RDI: 0000000000000001 RBP: ffffffff856d4b00 R08: 0000000000000001 R09: ffffffff8765899f R10: fffffbfff0ecb133 R11: 0000000000000001 R12: 0000000000082820 R13: 0000000000000200 R14: 0000000000000200 R15: 0000000000000000 FS: 00007f5ce18e7700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa5e90a1344 CR3: 000000000e49e000 CR4: 0000000000350ee0 Call Trace: __kmem_cache_alloc_node+0x1ed/0x2f0 __kmalloc_node_track_caller+0x43/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3d9/0x13c0 ieee80211_beacon_get_tim+0x99/0x540 mac80211_hwsim_beacon_tx+0x1d2/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x274/0x8ff irq_exit_rcu+0x11f/0x190 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__orc_find+0x8f/0xf0 Code: d8 48 c1 e8 03 42 0f b6 14 38 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 50 48 63 03 48 01 d8 48 39 c1 73 b0 4c 8d 63 fc <49> 39 ec 73 b3 4d 29 ee 49 c1 fe 02 4b 8d 04 76 48 8d 04 46 48 83 RSP: 0018:ffff888032fce8a0 EFLAGS: 00000287 RAX: ffffffff815f5ca2 RBX: ffffffff85daf3d4 RCX: ffffffff815f5c1a RDX: 0000000000000000 RSI: ffffffff860d5856 RDI: ffffffff85daf3c4 RBP: ffffffff85daf3c4 R08: ffffffff860d5856 R09: ffffffff860d9d72 R10: fffffbfff0ecb133 R11: 0000000000038001 R12: ffffffff85daf3d0 R13: ffffffff85daf3c4 R14: ffffffff85daf3c4 R15: dffffc0000000000 unwind_next_frame+0x2b1/0x2130 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc+0x172/0x300 __create_object+0x3d/0xc40 kmem_cache_alloc+0x204/0x300 ext4_mb_new_blocks+0x1901/0x4a30 ext4_new_meta_blocks+0x1e5/0x320 ext4_ind_map_blocks+0xa97/0x2320 ext4_map_blocks+0xc80/0x19e0 ext4_do_writepages+0x190c/0x33f0 ext4_writepages+0x27c/0x5f0 do_writepages+0x1ad/0x650 filemap_fdatawrite_wbc+0x14b/0x1b0 __filemap_fdatawrite_range+0xba/0x100 file_write_and_wait_range+0xd2/0x140 ext4_sync_file+0x221/0xfe0 vfs_fsync_range+0x141/0x230 ext4_buffered_write_iter+0x37d/0x460 ext4_file_write_iter+0x3ff/0x1930 do_iter_readv_writev+0x211/0x3c0 do_iter_write+0x18b/0x700 vfs_writev+0x1ae/0x670 __x64_sys_pwritev+0x233/0x310 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f5ce4371b19 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:00007f5ce18e7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000128 RAX: ffffffffffffffda RBX: 00007f5ce4484f60 RCX: 00007f5ce4371b19 RDX: 0000000000000001 RSI: 0000000020000380 RDI: 0000000000000008 RBP: 00007f5ce43cbf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000007fffff8 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd6e05cc1f R14: 00007f5ce18e7300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0xf/0x20 ---------------- Code disassembly (best guess): 0: 48 83 c7 18 add $0x18,%rdi 4: 53 push %rbx 5: 48 89 f3 mov %rsi,%rbx 8: 48 8b 74 24 10 mov 0x10(%rsp),%rsi d: e8 76 b5 e7 fc callq 0xfce7b588 12: 48 89 ef mov %rbp,%rdi 15: e8 7e 2e e8 fc callq 0xfce82e98 1a: 80 e7 02 and $0x2,%bh 1d: 74 06 je 0x25 1f: e8 04 2b 0c fd callq 0xfd0c2b28 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 59 7c dd fc callq 0xfcdd7c88 <-- trapping instruction 2f: 65 8b 05 3a 1e bf 7b mov %gs:0x7bbf1e3a(%rip),%eax # 0x7bbf1e70 36: 85 c0 test %eax,%eax 38: 74 07 je 0x41 3a: 5b pop %rbx 3b: 5d pop %rbp 3c: e9 .byte 0xe9 3d: 6b 29 00 imul $0x0,(%rcx),%ebp