9pnet: Insufficient options for proto=fd Bluetooth: hci28: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [syz-executor.5:26104] Modules linked in: irq event stamp: 3541461 hardirqs last enabled at (3541460): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (3541461): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (3525712): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (3525715): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (3525715): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 1 PID: 26104 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:kasan_mem_to_shadow include/linux/kasan.h:28 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/kasan.c:211 [inline] RIP: 0010:memory_is_poisoned mm/kasan/kasan.c:241 [inline] RIP: 0010:check_memory_region_inline mm/kasan/kasan.c:257 [inline] RIP: 0010:check_memory_region+0x31/0x170 mm/kasan/kasan.c:267 Code: 00 00 48 b8 ff ff ff ff ff 7f ff ff 44 0f b6 c2 48 39 c7 0f 86 20 01 00 00 4c 8d 54 37 ff 41 54 48 b8 00 00 00 00 00 fc ff df <4d> 89 d1 55 48 89 fd 49 c1 e9 03 48 c1 ed 03 53 49 01 c1 48 01 c5 RSP: 0018:ffff8880ba107768 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: ffff8880ba1078e0 RCX: ffffffff81299566 RDX: 0000000000000001 RSI: 0000000000000060 RDI: ffff8880ba107860 RBP: ffff8880ba107860 R08: 0000000000000001 R09: ffffed101624d4e0 R10: ffff8880ba1078bf R11: 0000000000000000 R12: 0000000000000060 R13: 0000000000000000 R14: dffffc0000000000 R15: ffff8880ba107860 FS: 00007fc9f6ad1700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc3c877298 CR3: 00000000b3afa000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: memset+0x20/0x40 mm/kasan/kasan.c:285 memset include/linux/string.h:362 [inline] __unwind_start+0x76/0x960 arch/x86/kernel/unwind_orc.c:595 unwind_start arch/x86/include/asm/unwind.h:60 [inline] __save_stack_trace+0x72/0x190 arch/x86/kernel/stacktrace.c:43 save_stack mm/kasan/kasan.c:448 [inline] set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0xeb/0x160 mm/kasan/kasan.c:553 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc_node mm/slab.c:3340 [inline] kmem_cache_alloc_node_trace+0x13c/0x3b0 mm/slab.c:3666 __do_kmalloc_node mm/slab.c:3688 [inline] __kmalloc_node_track_caller+0x38/0x70 mm/slab.c:3703 __kmalloc_reserve net/core/skbuff.c:137 [inline] __alloc_skb+0xae/0x560 net/core/skbuff.c:205 skb_copy+0x139/0x2f0 net/core/skbuff.c:1358 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb8a/0x1330 drivers/net/wireless/mac80211_hwsim.c:1353 mac80211_hwsim_tx_frame+0x12b/0x210 drivers/net/wireless/mac80211_hwsim.c:1556 mac80211_hwsim_beacon_tx+0x3f8/0x680 drivers/net/wireless/mac80211_hwsim.c:1595 __iterate_interfaces+0x2e1/0x4a0 net/mac80211/util.c:614 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:650 mac80211_hwsim_beacon+0xc9/0x190 drivers/net/wireless/mac80211_hwsim.c:1615 __tasklet_hrtimer_trampoline+0x29/0xa0 kernel/softirq.c:601 tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:__sanitizer_cov_trace_pc+0x27/0x50 kernel/kcov.c:104 Code: 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b 8b 90 60 13 00 00 83 fa 02 75 20 <48> 8b 88 68 13 00 00 8b 80 64 13 00 00 48 8b 11 48 83 c2 01 48 39 RSP: 0018:ffff88801793f8e8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: ffff88801ee20500 RBX: 00000000ffffff02 RCX: ffffc9000b0aa000 RDX: 0000000000000002 RSI: ffffffff83771e05 RDI: ffffffff88b3e160 RBP: ffffffff88b3e160 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 000000000000000c R13: ffffffff8871ebe0 R14: 000000000002eec8 R15: 00000000201a7000 check_preemption_disabled+0x15/0x280 lib/smp_processor_id.c:13 __dec_node_state+0x62/0x100 mm/vmstat.c:445 page_remove_rmap.part.0+0x56/0x2c0 mm/rmap.c:1311 page_remove_rmap+0xae/0x120 mm/rmap.c:1299 zap_pte_range mm/memory.c:1350 [inline] zap_pmd_range mm/memory.c:1463 [inline] zap_pud_range mm/memory.c:1492 [inline] zap_p4d_range mm/memory.c:1513 [inline] unmap_page_range+0x147d/0x2c50 mm/memory.c:1534 unmap_single_vma+0x198/0x300 mm/memory.c:1579 unmap_vmas+0xa9/0x180 mm/memory.c:1609 unmap_region+0x241/0x3a0 mm/mmap.c:2571 do_munmap+0x603/0xde0 mm/mmap.c:2781 mremap_to mm/mremap.c:457 [inline] __do_sys_mremap mm/mremap.c:552 [inline] __se_sys_mremap+0xa61/0xf90 mm/mremap.c:515 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fc9f815e5a9 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc9f6ad1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000019 RAX: ffffffffffffffda RBX: 00007fc9f827ef80 RCX: 00007fc9f815e5a9 RDX: 0000000000800000 RSI: 0000000000001000 RDI: 0000000020a96000 RBP: 00007fc9f81b9580 R08: 0000000020130000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd7adace8f R14: 00007fc9f6ad1300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60