bond1032: making interface vlan879 the new active one bond1032: Enslaving vlan879 as an active interface with an up link ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.1:26506] Modules linked in: irq event stamp: 4493743 hardirqs last enabled at (4493742): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (4493742): [] _raw_spin_unlock_irq+0x24/0x80 kernel/locking/spinlock.c:192 hardirqs last disabled at (4493743): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (4463308): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (4463311): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (4463311): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 26506 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x50/0x80 kernel/locking/spinlock.c:192 Code: c0 98 82 f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 31 48 83 3d 01 31 d8 01 00 74 25 fb 66 0f 1f 44 00 00 01 00 00 00 e8 26 1b 28 f9 65 8b 05 9f 8d e8 77 85 c0 74 02 5d RSP: 0018:ffff8880ba007de0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: dffffc0000000000 RCX: 1ffff110027a396d RDX: dffffc0000000000 RSI: ffff888013d1cb70 RDI: ffff888013d1cb44 RBP: ffff8880ba022b40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff86893ab0 R13: ffff8880ba022b40 R14: ffff8880ba007e80 R15: 0000000000000000 FS: 00007facdce80700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc6e860ff8 CR3: 0000000047434000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: expire_timers+0x238/0x4e0 kernel/time/timer.c:1374 __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:unlock_page_memcg+0x0/0x30 mm/memcontrol.c:1964 Code: 00 00 00 e8 82 8a 7a 06 e9 5a ff ff ff e8 68 9c f9 ff e9 3e ff ff ff e8 5e 9c f9 ff eb c1 66 66 2e 0f 1f 84 00 00 00 00 00 90 <48> b8 00 00 00 00 00 fc ff df 53 48 89 fb 48 83 c7 38 48 89 fa 48 RSP: 0018:ffff88823a977810 EFLAGS: 00000292 ORIG_RAX: ffffffffffffff13 RAX: ffff888013d1c2c0 RBX: 0000000000000000 RCX: ffffffff818fb155 RDX: 0000000000000000 RSI: ffffffff818fb11a RDI: ffffea00026d0640 RBP: ffffea00026d0640 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: dead000000000100 R15: 00007facdd9ac000 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:1016 [inline] mmput+0x14e/0x4a0 kernel/fork.c:1037 dup_mm kernel/fork.c:1301 [inline] copy_mm kernel/fork.c:1341 [inline] copy_process.part.0+0x662a/0x8260 kernel/fork.c:1913 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7facde50b109 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:00007facdce80118 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007facde61df60 RCX: 00007facde50b109 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000001080 RBP: 00007facde56508d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 00007ffcec48d19f R14: 00007facdce80300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 3592 Comm: kworker/u4:5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_purge_orig RIP: 0010:separate_irq_context kernel/locking/lockdep.c:3045 [inline] RIP: 0010:__lock_acquire+0x7a7/0x3ff0 kernel/locking/lockdep.c:3407 Code: 89 d1 48 c1 e9 03 80 3c 11 00 0f 85 e5 26 00 00 48 8b 4c 24 18 49 89 1a 48 ba 00 00 00 00 00 fc ff df 48 c1 e9 03 0f b6 14 11 <84> d2 74 09 80 fa 03 0f 8e 93 26 00 00 41 8b 95 80 08 00 00 85 d2 RSP: 0018:ffff8880a882f9d0 EFLAGS: 00000802 RAX: 000000000000062e RBX: 00f7adf103216281 RCX: 1ffff110151bc120 RDX: 0000000000000000 RSI: ffff8880a8de0958 RDI: ffffffff8cde10c0 RBP: ffff8880a8de097a R08: 000000000000062e R09: 0000000000000002 R10: ffff8880a8de0958 R11: 0000000000000000 R12: 000000000004062e R13: ffff8880a8de0080 R14: ffff8880a8de0970 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c000630000 CR3: 0000000097c90000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x2f/0x40 kernel/locking/spinlock.c:168 spin_lock_bh include/linux/spinlock.h:334 [inline] batadv_purge_orig_ref+0x16d/0x1110 net/batman-adv/originator.c:1363 batadv_purge_orig+0x17/0x60 net/batman-adv/originator.c:1392 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 ---------------- Code disassembly (best guess), 5 bytes skipped: 0: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx 7: fc ff df a: 48 c1 e8 03 shr $0x3,%rax e: 80 3c 10 00 cmpb $0x0,(%rax,%rdx,1) 12: 75 31 jne 0x45 14: 48 83 3d 01 31 d8 01 cmpq $0x0,0x1d83101(%rip) # 0x1d8311d 1b: 00 1c: 74 25 je 0x43 1e: fb sti 1f: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1) * 25: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction 2a: e8 26 1b 28 f9 callq 0xf9281b55 2f: 65 8b 05 9f 8d e8 77 mov %gs:0x77e88d9f(%rip),%eax # 0x77e88dd5 36: 85 c0 test %eax,%eax 38: 74 02 je 0x3c 3a: 5d pop %rbp