mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 Bluetooth: hci3: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.1:14983] Modules linked in: irq event stamp: 3752507 hardirqs last enabled at (3752506): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (3752507): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (3708026): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (3708029): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (3708029): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 1 PID: 14983 Comm: syz-executor.1 Not tainted 4.19.199-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ieee80211_rx_h_action_return net/mac80211/rx.c:3419 [inline] RIP: 0010:ieee80211_rx_handlers+0x2e4d/0x96c0 net/mac80211/rx.c:3695 Code: 3a 3e 00 00 49 8b 47 08 48 8d b8 d8 00 00 00 48 89 44 24 20 48 89 f8 48 c1 e8 03 80 3c 28 00 0f 85 ab 61 00 00 48 8b 44 24 20 <4c> 8b a0 d8 00 00 00 48 8b 44 24 48 48 c1 e8 03 80 3c 28 00 0f 85 RSP: 0018:ffff8880ba107948 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: ffff88802bde7cc0 RBX: ffff888025a733a0 RCX: ffffffff879fc100 RDX: 0000000000000100 RSI: ffffffff879fc10d RDI: ffff88802bde7d98 RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880a0ce8b10 R13: ffff88802bde7cc0 R14: 00000000ffffffe2 R15: ffff8880ba107dd8 FS: 00007fd6a8a4b700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000009e6d000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_invoke_rx_handlers net/mac80211/rx.c:3726 [inline] ieee80211_prepare_and_rx_handle+0x23ed/0x6780 net/mac80211/rx.c:4423 __ieee80211_rx_handle_packet net/mac80211/rx.c:4483 [inline] ieee80211_rx_napi+0x108d/0x2470 net/mac80211/rx.c:4672 ieee80211_rx include/net/mac80211.h:4109 [inline] ieee80211_tasklet_handler+0x101/0x160 net/mac80211/main.c:229 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:rcu_read_unlock_special+0x461/0xfc0 kernel/rcu/tree_plugin.h:603 Code: 03 80 3c 10 00 0f 85 bd 09 00 00 48 83 3d 2e 27 a0 08 00 0f 84 37 06 00 00 48 8b 3c 24 57 9d 0f 1f 44 00 00 48 83 c4 40 5b 5d <41> 5c 41 5d 41 5e 41 5f c3 c3 48 b8 00 00 00 00 00 fc ff df 48 89 RSP: 0018:ffff88801f6776f0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3051 RBX: ffff88802cb1c100 RCX: 1ffff11005963935 RDX: dffffc0000000000 RSI: ffff88802cb1c9b0 RDI: 0000000000000286 RBP: ffff88802cb1c470 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802cb1c100 R13: ffff88802cb1c476 R14: ffff88802cb1c475 R15: 0000000000000001 __rcu_read_unlock+0x158/0x160 kernel/rcu/tree_plugin.h:428 rcu_read_unlock include/linux/rcupdate.h:680 [inline] __unlock_page_memcg+0x54/0x100 mm/memcontrol.c:1955 page_remove_rmap+0xe5/0x120 mm/rmap.c:1297 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 exit_mmap+0x2b9/0x530 mm/mmap.c:3093 __mmput kernel/fork.c:1015 [inline] mmput+0x14e/0x4a0 kernel/fork.c:1036 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: 0033:0x4665e9 Code: Bad RIP value. RSP: 002b:00007fd6a8a4b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: 0000000000000070 RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 0400000000000070 RSI: 0000000020007fc0 RDI: 0000000000000004 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffd179bef9f R14: 00007fd6a8a4b300 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