Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout loop2: detected capacity change from 0 to 264192 watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [syz-executor.6:9916] Modules linked in: irq event stamp: 4977341 hardirqs last enabled at (4977340): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4977341): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4952184): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4952187): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 9916 Comm: syz-executor.6 Not tainted 6.2.0-rc3-next-20230112 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__read_once_word_nocheck+0x3/0x10 Code: e9 8b fd ff ff e8 2d c4 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 6c e4 31 03 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff88806ce095a8 EFLAGS: 00000202 RAX: ffffffff8107f619 RBX: 0000000000000001 RCX: 0000000000000001 RDX: ffff888045b27e01 RSI: ffff888045b27e10 RDI: ffff888045b27e10 RBP: ffff88806ce09688 R08: ffffffff86068d3a R09: ffffffff86068d3e R10: ffff88806ce09ff8 R11: ffff88806ce09670 R12: ffff88806ce09671 R13: ffff88806ce09690 R14: ffff88806ce09630 R15: ffffffff86068d3f FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b909b84648 CR3: 0000000019cce000 CR4: 0000000000350ef0 Call Trace: unwind_next_frame+0x967/0x2130 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_node+0x1ed/0x2f0 __kmalloc_node_track_caller+0x43/0xb0 __alloc_skb+0xe9/0x310 skb_copy+0x13d/0x3d0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xb10 __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+0x1c7/0x913 __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:vm_normal_page+0x61/0x2e0 Code: 24 85 48 c1 ed 03 48 c7 44 24 18 e0 6b 6d 81 48 8d 44 1d 00 c7 00 f1 f1 f1 f1 c7 40 04 00 f3 f3 f3 65 48 8b 04 25 28 00 00 00 <48> 89 44 24 60 31 c0 48 89 54 24 28 e8 ee 06 dc ff 48 8d 7c 24 28 RSP: 0018:ffff888045b27658 EFLAGS: 00000216 RAX: af526839d8ab4400 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: 800000003bc5a007 RSI: 00007f6734259000 RDI: ffff88800ee68000 RBP: 1ffff11008b64ecc R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800ee68000 R13: 00007f6734259000 R14: ffff888016ede2c8 R15: dffffc0000000000 unmap_page_range+0xb96/0x2ef0 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x225/0x370 exit_mmap+0x158/0x6a0 mmput+0xd5/0x390 do_exit+0x99b/0x2780 do_group_exit+0xd4/0x2a0 get_signal+0x2255/0x2390 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0xf5/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f6735c42b19 Code: Unable to access opcode bytes at 0x7f6735c42aef. RSP: 002b:00007f67331b8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: fffffffffffffffc RBX: 00007f6735d55f60 RCX: 00007f6735c42b19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000006 RBP: 00007f6735c9cf6d R08: 0000000000000000 R09: 0000000000000000 R10: 00000000fffffdef R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc9fabfb6f R14: 00007f67331b8300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 9917 Comm: syz-executor.5 Not tainted 6.2.0-rc3-next-20230112 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lapic_next_deadline+0x25/0x50 Code: 90 90 90 90 90 f3 0f 1e fa 0f ae f0 0f ae e8 0f 31 48 c1 e2 20 b9 e0 06 00 00 48 09 c2 48 8d 04 fa 48 89 c2 48 c1 ea 20 0f 30 <66> 90 31 c0 e9 76 81 34 03 48 89 c6 31 d2 bf e0 06 00 00 e8 e3 8b RSP: 0018:ffff88806cf09840 EFLAGS: 00000013 RAX: 0000010db4353650 RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 000000000000010d RSI: ffff88806cf28140 RDI: 000000000000015d RBP: ffff88806cf28140 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000381 R11: 0000000000000001 R12: 000000000000015d R13: 0000000000000000 R14: 0000000000000000 R15: ffff88806cf2b8c0 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c027000 CR3: 000000001432e000 CR4: 0000000000350ee0 Call Trace: clockevents_program_event+0x248/0x360 tick_program_event+0xb0/0x150 hrtimer_interrupt+0x36a/0x770 __sysvec_apic_timer_interrupt+0x148/0x510 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc90 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 e6 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 0e 20 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e4 00 00 RSP: 0018:ffff88806cf09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff844475bb RDX: fffffbfff0b49105 RSI: 0000000000000004 RDI: ffffffff85a48820 RBP: ffffffff85a48820 R08: 0000000000000000 R09: ffffffff85a48823 R10: fffffbfff0b49104 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b49104 R14: 0000000000000001 R15: 1ffff1100d9e1346 do_raw_spin_lock+0x1e0/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6f1/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xb10 __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+0x1c7/0x913 __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:perf_trace_lock+0x9c/0x560 Code: 8b 04 25 28 00 00 00 48 89 45 d0 31 c0 48 8d 46 18 48 89 85 48 ff ff ff 48 c1 e8 03 80 3c 10 00 0f 85 52 03 00 00 49 8b 7d 18 <48> c7 c0 e0 f1 86 84 48 85 ff 48 0f 44 f8 e8 c1 db 03 03 49 8d 7f RSP: 0018:ffff88804641f538 EFLAGS: 00000246 RAX: 1ffff110084c2812 RBX: ffff8880192a0810 RCX: ffffffff812c1bb2 RDX: dffffc0000000000 RSI: ffff888042614078 RDI: ffffffff84854a20 RBP: ffff88804641f610 R08: 0000000000000000 R09: ffffffff85d10297 R10: fffffbfff0ba2052 R11: 0000000000000001 R12: 1ffff11008c83ead R13: ffff888042614078 R14: ffff88804641f5e8 R15: ffffffff8550e460 lock_release+0x4b2/0x760 _raw_spin_unlock+0x16/0x50 unmap_page_range+0x112a/0x2ef0 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x225/0x370 exit_mmap+0x158/0x6a0 mmput+0xd5/0x390 do_exit+0x99b/0x2780 do_group_exit+0xd4/0x2a0 get_signal+0x2255/0x2390 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0xf5/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f28cf1cdb19 Code: Unable to access opcode bytes at 0x7f28cf1cdaef. RSP: 002b:00007f28cc743188 EFLAGS: 00000246 ORIG_RAX: 0000000000000039 RAX: fffffffffffffff4 RBX: 00007f28cf2e0f60 RCX: 00007f28cf1cdb19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f28cf227f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc8fbfaf0f R14: 00007f28cc743300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: e9 8b fd ff ff jmpq 0xfffffd90 5: e8 2d c4 6a 00 callq 0x6ac437 a: e9 43 fd ff ff jmpq 0xfffffd52 f: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 16: 00 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 48 8b 07 mov (%rdi),%rax * 2a: e9 6c e4 31 03 jmpq 0x331e49b <-- trapping instruction 2f: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 36: 00 37: 90 nop 38: 90 nop 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop