Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [syz-executor.0:6527] Modules linked in: irq event stamp: 4716865 hardirqs last enabled at (4716864): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4716865): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4704896): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4704899): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 6527 Comm: syz-executor.0 Not tainted 6.1.0-rc5-next-20221114 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0xaaf/0x2130 Code: c1 84 c0 0f 95 c0 84 c1 0f 85 ce 12 00 00 41 83 e7 07 44 38 fa 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 b7 12 00 00 41 0f b6 40 04 e8 04 3c 01 0f 84 b9 09 00 00 3c 04 0f 84 e3 08 00 00 84 c0 0f RSP: 0018:ffff88806ce09848 EFLAGS: 00000246 RAX: 0000000000000005 RBX: 0000000000000002 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffff88806ce09c30 RDI: ffff88806ce09930 RBP: ffff88806ce09920 R08: ffffffff860f2d58 R09: ffffffff860f2d5c R10: ffffed100d9c1326 R11: ffff88806ce09908 R12: ffff88806ce09909 R13: ffff88806ce09928 R14: ffff88806ce098c8 R15: 0000000000000005 FS: 00007f22aed19700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f11b3a8e55c CR3: 000000001fc60000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 kasan_save_free_info+0x2e/0x50 __kasan_slab_free+0x10a/0x190 kmem_cache_free+0xfb/0x610 kfree_skbmem+0xef/0x1b0 consume_skb+0xd8/0x170 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__read_once_word_nocheck+0x3/0x10 Code: e9 8b fd ff ff e8 ed 12 6a 00 e9 43 fd ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 07 9c 4e 2d 03 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff888043fc69a0 EFLAGS: 00000202 RAX: ffff888043fc7a58 RBX: 0000000000000001 RCX: 0000000000000001 RDX: ffff888043fc7801 RSI: ffff888043fc78b8 RDI: ffff888043fc78b8 RBP: ffff888043fc78b8 R08: ffffffff860fb2cc R09: ffffffff860fb2d0 R10: ffffed10087f8d52 R11: ffff888043fc6a68 R12: ffff888043fc6a69 R13: ffff888043fc6a88 R14: ffff888043fc6a28 R15: 0000000000000001 unwind_next_frame+0x14f9/0x2130 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 set_track_prepare+0x74/0xd0 __create_object+0x378/0xc00 kmem_cache_alloc+0x272/0x410 mempool_alloc+0x15a/0x370 bio_alloc_bioset+0x39e/0x780 __mpage_writepage+0xdf8/0x1700 write_cache_pages+0x490/0x1190 mpage_writepages+0xc6/0x170 do_writepages+0x1b4/0x6a0 filemap_fdatawrite_wbc+0x14b/0x1b0 __filemap_fdatawrite_range+0xba/0x100 file_write_and_wait_range+0xba/0x130 __generic_file_fsync+0x78/0x200 fat_file_fsync+0x77/0x200 vfs_fsync_range+0x141/0x230 generic_file_write_iter+0x25e/0x350 do_iter_readv_writev+0x211/0x3c0 do_iter_write+0x18b/0x700 vfs_iter_write+0x74/0xb0 iter_file_splice_write+0x73e/0xcb0 direct_splice_actor+0x113/0x180 splice_direct_to_actor+0x33a/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x1280 __x64_sys_sendfile64+0x248/0x2a0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f22b17a3b19 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:00007f22aed19188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f22b18b6f60 RCX: 00007f22b17a3b19 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000006 RBP: 00007f22b17fdf6d R08: 0000000000000000 R09: 0000000000000000 R10: 00000000fffffdef R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffeac3c3fff R14: 00007f22aed19300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 6526 Comm: syz-executor.3 Not tainted 6.1.0-rc5-next-20221114 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lock_release+0x305/0x750 Code: 03 80 3c 02 00 0f 85 d1 03 00 00 49 8d bf 50 09 00 00 48 8b 1b 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 d7 03 00 00 41 8d 45 ff 49 89 9f 50 09 00 00 44 39 e0 0f 84 RSP: 0018:ffff88806cf09128 EFLAGS: 00000046 RAX: dffffc0000000000 RBX: 9e08a6044bc10985 RCX: ffff88806cf09178 RDX: 1ffff110033c312a RSI: 0000000000000000 RDI: ffff888019e18950 RBP: 1ffff1100d9e1227 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000003 R13: 0000000000000004 R14: ffff888019e18958 R15: ffff888019e18000 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff054c9d420 CR3: 0000000010178000 CR4: 0000000000350ee0 Call Trace: ktime_get+0x91/0x1f0 perf_swevent_hrtimer+0x227/0x3d0 __hrtimer_run_queues+0x184/0xb50 hrtimer_interrupt+0x319/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__orc_find+0x83/0xf0 Code: 01 d0 48 d1 f8 48 8d 5c 85 00 48 89 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 RSP: 0018:ffff88806cf096e8 EFLAGS: 00000246 RAX: fffffffffb41bb44 RBX: ffffffff85d61434 RCX: ffffffff8117d01a RDX: 0000000000000000 RSI: ffffffff8605c8cc RDI: ffffffff85d61434 RBP: ffffffff85d61434 R08: ffffffff8605c8cc R09: ffffffff86059d9e R10: ffff88806cf09ff8 R11: 0000000000038001 R12: ffffffff85d61434 R13: ffffffff85d61434 R14: ffffffff85d61434 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_kmalloc+0x82/0x90 __kmalloc_node_track_caller+0x53/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3de/0x1380 ieee80211_beacon_get_tim+0x99/0x4f0 mac80211_hwsim_beacon_tx+0x1d2/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__memset+0x28/0x40 Code: 90 90 f3 0f 1e fa 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 6d ee 12 00 66 0f 1f 84 00 00 00 RSP: 0018:ffff8880397574b8 EFLAGS: 00000a13 RAX: ffffffffffffffff RBX: ffffffff85212010 RCX: 0000000000000026 RDX: 0000000000000000 RSI: 00000000000000ff RDI: ffffed1005f662d0 RBP: ffffffff85212000 R08: 0000000000000000 R09: ffffed1005f66200 R10: fffff9400017d98e R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000becc40 R14: 000000002fb31000 R15: 0000000000000000 free_pcp_prepare+0x2cf/0xa90 free_unref_page_list+0x15c/0x840 release_pages+0x9d0/0x1040 tlb_batch_pages_flush+0xa8/0x1b0 unmap_page_range+0x165a/0x2c30 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2720 do_group_exit+0xd4/0x2a0 get_signal+0x21a5/0x22e0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f4e2277da04 Code: Unable to access opcode bytes at 0x7f4e2277d9da. RSP: 002b:00007f4e1fd40060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: 0000000000000005 RBX: 00007f4e228ddf60 RCX: 00007f4e2277da04 RDX: 0000000000000002 RSI: 00007f4e1fd400f0 RDI: 00000000ffffff9c RBP: 00007f4e1fd400f0 R08: 0000000000000000 R09: 00007f4e1fd3ff70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007ffcd4903bef R14: 00007f4e1fd40300 R15: 0000000000022000 loop7: detected capacity change from 0 to 16 ext4: Unknown parameter '' ---------------- Code disassembly (best guess): 0: c1 84 c0 0f 95 c0 84 roll $0xc1,-0x7b3f6af1(%rax,%rax,8) 7: c1 8: 0f 85 ce 12 00 00 jne 0x12dc e: 41 83 e7 07 and $0x7,%r15d 12: 44 38 fa cmp %r15b,%dl 15: 0f 9e c1 setle %cl 18: 84 d2 test %dl,%dl 1a: 0f 95 c0 setne %al 1d: 84 c1 test %al,%cl 1f: 0f 85 b7 12 00 00 jne 0x12dc 25: 41 0f b6 40 04 movzbl 0x4(%r8),%eax * 2a: c0 e8 04 shr $0x4,%al <-- trapping instruction 2d: 3c 01 cmp $0x1,%al 2f: 0f 84 b9 09 00 00 je 0x9ee 35: 3c 04 cmp $0x4,%al 37: 0f 84 e3 08 00 00 je 0x920 3d: 84 c0 test %al,%al 3f: 0f .byte 0xf