ieee802154 phy1 wpan1: encryption failed: -22 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task kworker/1:5:16032 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. kworker/1:5 D27568 16032 2 0x80000000 Workqueue: ipv6_addrconf addrconf_verify_work Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 addrconf_verify_work+0xa/0x20 net/ipv6/addrconf.c:4476 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 INFO: task kworker/1:3:31713 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. kworker/1:3 D28440 31713 2 0x80000000 Workqueue: events switchdev_deferred_process_work Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 switchdev_deferred_process_work+0xa/0x20 net/switchdev/switchdev.c:150 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 Showing all locks held in the system: 3 locks held by kworker/1:0/19: 2 locks held by kworker/u4:3/56: 1 lock held by khungtaskd/1570: #0: 00000000b629f074 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by systemd-journal/4687: 1 lock held by systemd-udevd/4701: 1 lock held by in:imklog/7775: 2 locks held by agetty/7830: #0: 000000000e59035b (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:272 #1: 000000009354af7e (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x217/0x1950 drivers/tty/n_tty.c:2154 3 locks held by syz-fuzzer/8116: 3 locks held by kworker/1:5/16032: #0: 000000003c28d7bb ((wq_completion)"%s"("ipv6_addrconf")){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 000000008352262e ((addr_chk_work).work){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 #2: 00000000766e19f1 (rtnl_mutex){+.+.}, at: addrconf_verify_work+0xa/0x20 net/ipv6/addrconf.c:4476 2 locks held by syz-executor.2/17880: 1 lock held by syz-executor.1/21785: 1 lock held by syz-executor.0/28786: #0: 000000008cd81b3f (uevent_sock_mutex){+.+.}, at: kobject_uevent_env+0x85d/0x1480 lib/kobject_uevent.c:584 3 locks held by kworker/1:3/31713: #0: 0000000031ce0b7a ((wq_completion)"events"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 000000007665c54e (deferred_process_work){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 #2: 00000000766e19f1 (rtnl_mutex){+.+.}, at: switchdev_deferred_process_work+0xa/0x20 net/switchdev/switchdev.c:150 2 locks held by syz-executor.3/31973: 1 lock held by syz-executor.4/31988: 4 locks held by syz-executor.5/31994: 1 lock held by systemd-udevd/32003: 2 locks held by systemd-tmpfile/32004: 2 locks held by cron/32008: 1 lock held by systemd-udevd/32009: ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 21785 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 RIP: 0010:__pvclock_read_cycles arch/x86/include/asm/pvclock.h:85 [inline] RIP: 0010:pvclock_clocksource_read+0x170/0x520 arch/x86/kernel/pvclock.c:87 Code: 0f b6 0c 29 0f b6 34 2e 40 38 f9 40 0f 9e c7 84 c9 0f 95 c1 40 84 cf 0f 85 5d 02 00 00 4c 89 d9 83 e1 07 40 38 ce 40 0f 9e c7 <40> 84 f6 0f 95 c1 40 84 cf 0f 85 41 02 00 00 89 d1 48 89 c6 f7 d9 RSP: 0018:ffff8880ba1075a8 EFLAGS: 00000093 RAX: 000001f58eee5a36 RBX: ffffffff8c665040 RCX: 0000000000000003 RDX: 00000000ffffffff RSI: 0000000000000000 RDI: 0000000000000001 RBP: dffffc0000000000 R08: ffffffff8c665058 R09: ffffffff8c66504f R10: ffffffff8c665057 R11: ffffffff8c66505b R12: ffffffff8c665043 R13: fffffbfff18cca09 R14: ffffffff8c66505d R15: ffffffff8c665050 FS: 00007f8eaa025700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000ad7d10 CR3: 00000000a4743000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_clock_read arch/x86/kernel/kvmclock.c:94 [inline] kvm_clock_get_cycles+0x14/0x30 arch/x86/kernel/kvmclock.c:101 tk_clock_read kernel/time/timekeeping.c:172 [inline] timekeeping_get_delta kernel/time/timekeeping.c:266 [inline] timekeeping_get_ns kernel/time/timekeeping.c:373 [inline] ktime_get_update_offsets_now+0x183/0x460 kernel/time/timekeeping.c:2228 hrtimer_update_base kernel/time/hrtimer.c:621 [inline] hrtimer_interrupt+0x449/0x9e0 kernel/time/hrtimer.c:1617 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1071 [inline] smp_apic_timer_interrupt+0x10c/0x550 arch/x86/kernel/apic/apic.c:1096 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:orc_ip arch/x86/kernel/unwind_orc.c:26 [inline] RIP: 0010:__orc_find+0x6f/0xf0 arch/x86/kernel/unwind_orc.c:48 Code: 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 c1 e8 3f 48 c1 fa 02 48 01 d0 48 d1 f8 48 8d 5c 85 00 48 89 d8 48 c1 e8 03 42 0f b6 14 38 <48> 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 48 48 63 03 48 01 RSP: 0018:ffff8880ba107848 EFLAGS: 00000a03 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff1673264 RBX: ffffffff8b399324 RCX: ffffffff81a3239d RDX: 0000000000000000 RSI: ffffffff8b9ab928 RDI: ffffffff8b399324 RBP: ffffffff8b399324 R08: 0000000000000000 R09: ffffffff8b9ab928 R10: ffff8880ba107a1f R11: 0000000000074071 R12: ffffffff8b399324 R13: ffffffff8b399324 R14: ffffffff8b399324 R15: dffffc0000000000 orc_find arch/x86/kernel/unwind_orc.c:159 [inline] unwind_next_frame+0x339/0x1400 arch/x86/kernel/unwind_orc.c:422 __save_stack_trace+0x9f/0x190 arch/x86/kernel/stacktrace.c:44 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+0x133/0x3b0 mm/slab.c:3647 __alloc_skb+0x71/0x560 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:995 [inline] bcm_can_tx+0x259/0x800 net/can/bcm.c:287 bcm_tx_timeout_tsklet+0x1f0/0x3a0 net/can/bcm.c:414 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:pte_none arch/x86/include/asm/pgtable.h:709 [inline] RIP: 0010:vunmap_pte_range mm/vmalloc.c:68 [inline] RIP: 0010:vunmap_pmd_range mm/vmalloc.c:84 [inline] RIP: 0010:vunmap_pud_range mm/vmalloc.c:100 [inline] RIP: 0010:vunmap_p4d_range mm/vmalloc.c:116 [inline] RIP: 0010:vunmap_page_range+0x643/0x770 mm/vmalloc.c:131 Code: c6 08 4c 89 ff e8 ed d5 d1 ff 49 39 ef 0f 84 69 fe ff ff e8 cf d4 d1 ff be 08 00 00 00 4c 89 f7 31 db e8 40 9e 07 00 49 87 1e <49> 89 dd 31 ff 49 83 e5 9f 4c 89 ee e8 3c d6 d1 ff 4d 85 ed 74 af RSP: 0018:ffff88805c6178f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: ffffed1013a9dc02 RBX: 800000009d1dc163 RCX: ffffffff8190b0b0 RDX: ffffed1013a9dc02 RSI: 0000000000000008 RDI: ffff88809d4ee008 RBP: ffffc90007cc6000 R08: 0000000000000001 R09: ffffed1013a9dc01 R10: ffff88809d4ee00f R11: 0000000000000000 R12: ffff88823b8311f0 R13: 800000009d117103 R14: ffff88809d4ee008 R15: ffffc90007c01000 unmap_vmap_area mm/vmalloc.c:608 [inline] free_unmap_vmap_area mm/vmalloc.c:743 [inline] remove_vm_area+0x25b/0x2f0 mm/vmalloc.c:1495 __vunmap+0x187/0x3f0 mm/vmalloc.c:1523 vfree+0x65/0x100 mm/vmalloc.c:1598 kcov_put kernel/kcov.c:237 [inline] kcov_put+0x1f/0x30 kernel/kcov.c:234 kcov_close+0xc/0x10 kernel/kcov.c:323 __fput+0x2ce/0x890 fs/file_table.c:278 task_work_run+0x148/0x1c0 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0xbf3/0x2be0 kernel/exit.c:870 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: 0033:0x7f8eab6d4e31 Code: Bad RIP value. RSP: 002b:00007f8eaa0250b0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: fffffffffffffdfc RBX: 00007f8eab7c2f60 RCX: 00007f8eab6d4e31 RDX: 00007f8eaa0250f0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f8eab70a0ed R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007ffca382679f R14: 00007f8eaa025300 R15: 0000000000022000