ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.4:5967] Modules linked in: irq event stamp: 5772131 hardirqs last enabled at (5772130): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (5772130): [] _raw_spin_unlock_irqrestore+0x79/0xe0 kernel/locking/spinlock.c:184 hardirqs last disabled at (5772131): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1486): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (1489): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1489): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 1 PID: 5967 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xa3/0xe0 kernel/locking/spinlock.c:184 Code: 48 c7 c0 88 82 f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 2f 48 83 3d 7c 31 d8 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb b2 e8 fb eb e6 f8 eb c0 0f 0b 0f 0b 48 c7 c7 88 RSP: 0018:ffff8880ba107cb0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3051 RBX: 0000000000000286 RCX: 1ffff110082ed566 RDX: dffffc0000000000 RSI: ffff88804176ab10 RDI: 0000000000000286 RBP: ffff8880459ca430 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880459ca430 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f436e94b700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e724000 CR3: 0000000233eb4000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: spin_unlock_irqrestore include/linux/spinlock.h:384 [inline] skb_dequeue+0x125/0x180 net/core/skbuff.c:2839 mrp_queue_xmit net/802/mrp.c:366 [inline] mrp_join_timer+0x97/0xc0 net/802/mrp.c:611 call_timer_fn+0x177/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __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:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:lock_acquire+0x1ec/0x3c0 kernel/locking/lockdep.c:3911 Code: 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 b7 01 00 00 48 83 3d 09 2e a6 08 00 0f 84 2a 01 00 00 48 8b 7c 24 08 57 9d <0f> 1f 44 00 00 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 65 8b RSP: 0018:ffff888224faf230 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3051 RBX: ffff88804176a1c0 RCX: 0000000000005657 RDX: dffffc0000000000 RSI: 000000000d1110ec RDI: 0000000000000286 RBP: ffff8880a9613ac0 R08: ffffffff8cd427f8 R09: 0000000000000004 R10: ffff88804176aae8 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] follow_page_pte+0x248/0x16e0 mm/gup.c:95 follow_pmd_mask mm/gup.c:325 [inline] follow_pud_mask mm/gup.c:370 [inline] follow_p4d_mask mm/gup.c:396 [inline] follow_page_mask+0xd52/0x1d00 mm/gup.c:449 __get_user_pages+0x5e3/0x1710 mm/gup.c:742 __get_user_pages_locked mm/gup.c:916 [inline] get_user_pages_unlocked+0x256/0x400 mm/gup.c:1039 get_user_pages_fast+0x2a0/0x350 mm/gup.c:1923 iov_iter_get_pages+0x25b/0xe80 lib/iov_iter.c:1211 dio_refill_pages fs/direct-io.c:170 [inline] dio_get_page fs/direct-io.c:214 [inline] do_direct_IO fs/direct-io.c:982 [inline] do_blockdev_direct_IO fs/direct-io.c:1333 [inline] __blockdev_direct_IO+0x5b6e/0xef40 fs/direct-io.c:1419 ext4_direct_IO_write fs/ext4/inode.c:3777 [inline] ext4_direct_IO+0xae4/0x1c50 fs/ext4/inode.c:3915 generic_file_direct_write+0x208/0x4a0 mm/filemap.c:3073 __generic_file_write_iter+0x2d0/0x610 mm/filemap.c:3252 ext4_file_write_iter+0x2fe/0xf20 fs/ext4/file.c:272 call_write_iter include/linux/fs.h:1821 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x51b/0x770 fs/read_write.c:487 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f43713d5a39 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:00007f436e94b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f43714d8f60 RCX: 00007f43713d5a39 RDX: 0000000000032600 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007f437142fe8f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffed31b18af R14: 00007f436e94b300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 8080 Comm: syz-fuzzer Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0033:0x420bb8 Code: 24 50 48 83 c4 58 c3 e8 26 9d 04 00 e9 81 fe ff ff cc 64 48 8b 0c 25 f8 ff ff ff 48 8d 44 24 f8 48 3b 41 10 0f 86 9e 03 00 00 <48> 81 ec 88 00 00 00 48 89 ac 24 80 00 00 00 48 8d ac 24 80 00 00 RSP: 002b:000000c00041df30 EFLAGS: 00000206 RAX: 000000c00041df28 RBX: 000000c00001fe98 RCX: 000000c000083080 RDX: 000000c000000d80 RSI: 0000000000000000 RDI: 0000000000000007 RBP: 000000c00041df80 R08: 000000000000f1a8 R09: 000000c02ba56800 R10: 00000000000000b6 R11: 00000000000000b5 R12: 0000000000000075 R13: 000000c000083080 R14: 0000000000000000 R15: 0000000000000000 FS: 000000c00020b090 GS: 0000000000000000 ---------------- Code disassembly (best guess): 0: 48 c7 c0 88 82 f1 89 mov $0xffffffff89f18288,%rax 7: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx e: fc ff df 11: 48 c1 e8 03 shr $0x3,%rax 15: 80 3c 10 00 cmpb $0x0,(%rax,%rdx,1) 19: 75 2f jne 0x4a 1b: 48 83 3d 7c 31 d8 01 cmpq $0x0,0x1d8317c(%rip) # 0x1d8319f 22: 00 23: 74 15 je 0x3a 25: 48 89 df mov %rbx,%rdi 28: 57 push %rdi 29: 9d popfq * 2a: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) <-- trapping instruction 2f: eb b2 jmp 0xffffffe3 31: e8 fb eb e6 f8 callq 0xf8e6ec31 36: eb c0 jmp 0xfffffff8 38: 0f 0b ud2 3a: 0f 0b ud2 3c: 48 rex.W 3d: c7 .byte 0xc7 3e: c7 (bad) 3f: 88 .byte 0x88