audit: type=1800 audit(1668778833.446:102): pid=3205 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=14070 res=0 Bluetooth: hci30: command 0x0419 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.4:2897] Modules linked in: irq event stamp: 2485137 hardirqs last enabled at (2485136): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (2485137): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (2483954): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (2483957): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (2483957): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 1 PID: 2897 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:hwsim_ps_rx_ok drivers/net/wireless/mac80211_hwsim.c:981 [inline] RIP: 0010:mac80211_hwsim_tx_frame_no_nl.isra.0+0x89d/0x1330 drivers/net/wireless/mac80211_hwsim.c:1316 Code: ff e8 d7 64 bb fc 48 8d bb 90 13 00 00 48 89 f8 48 c1 e8 03 0f b6 04 28 84 c0 74 08 3c 03 0f 8e 1b 08 00 00 8b bb 90 13 00 00 <48> c7 c6 e0 ed e9 88 49 89 ff e8 54 66 bb fc 41 83 ff 01 0f 84 ca RSP: 0000:ffff8880ba107c38 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: ffff888013955c20 RCX: ffffffff84a72064 RDX: 0000000000000100 RSI: ffffffff84a72099 RDI: 0000000000000000 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: ffffffff8c66505b R12: ffff88809eefc940 R13: ffff888012045ee0 R14: ffff888012045ff8 R15: 0000000000000000 FS: 00007f2f3b983700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555dfba858f0 CR3: 0000000009e6d000 CR4: 00000000003426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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+0x0/0x50 kernel/kcov.c:97 Code: ff 48 89 df e8 11 dd 35 00 e9 ab fe ff ff 4c 89 ef e8 04 dd 35 00 e9 23 fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 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 RSP: 0000:ffff888034c07768 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 8000000000000007 RCX: ffffffff818b96ed RDX: 0000000000000001 RSI: ffff888010cdc300 RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 800000009cd87007 R13: ffffea0002736180 R14: dffffc0000000000 R15: 00007f2f3c6cc000 zap_pte_range mm/memory.c:1323 [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+0x1128/0x2c50 mm/memory.c:1534 unmap_single_vma+0x198/0x300 mm/memory.c:1579 unmap_vmas+0xa9/0x180 mm/memory.c:1609 exit_mmap+0x2b9/0x530 mm/mmap.c:3093 __mmput kernel/fork.c:1016 [inline] mmput+0x14e/0x4a0 kernel/fork.c:1037 exit_mm kernel/exit.c:549 [inline] do_exit+0xaec/0x2be0 kernel/exit.c:857 do_group_exit+0x125/0x310 kernel/exit.c:967 get_signal+0x3f2/0x1f70 kernel/signal.c:2589 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f2f3d431639 Code: Bad RIP value. RSP: 002b:00007f2f3b983168 EFLAGS: 00000246 ORIG_RAX: 0000000000000016 RAX: 0000000000000000 RBX: 00007f2f3d552050 RCX: 00007f2f3d431639 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007f2f3d48cae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd395584df R14: 00007f2f3b983300 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