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 syz-executor.1:29298 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. syz-executor.1 D28624 29298 12208 0x00000004 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 __do_page_fault+0x97f/0xd60 arch/x86/mm/fault.c:1348 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7fba7c1d621a Code: Bad RIP value. RSP: 002b:00007ffe0cf6a080 EFLAGS: 00010246 RAX: 0000000020000040 RBX: 0000000000000000 RCX: 0000000000000000 RDX: a4bdaf0148014053 RSI: 0000000000000005 RDI: 00005555560472e8 RBP: 00007ffe0cf6a178 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffe0cf6a1a0 R11: 0000000000000246 R12: 00000000000e50c0 R13: 00007ffe0cf6a1a0 R14: 00007fba7c347f60 R15: 0000000000000032 INFO: task syz-executor.1:29306 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. syz-executor.1 D29104 29306 12208 0x80000004 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 exit_mm kernel/exit.c:512 [inline] do_exit+0x6e4/0x2be0 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: 0033:0x7fba7c235059 Code: Bad RIP value. RSP: 002b:00007fba7abaa218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fba7c347f68 RCX: 00007fba7c235059 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fba7c347f68 RBP: 00007fba7c347f60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fba7c347f6c R13: 00007ffe0cf6a03f R14: 00007fba7abaa300 R15: 0000000000022000 INFO: task syz-executor.1:29307 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. syz-executor.1 D28280 29307 12208 0x80000004 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 exit_mm kernel/exit.c:512 [inline] do_exit+0x6e4/0x2be0 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: 0033:0x7fba7c235059 Code: Bad RIP value. RSP: 002b:00007fba7ab89218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fba7c348038 RCX: 00007fba7c235059 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fba7c348038 RBP: 00007fba7c348030 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fba7c34803c R13: 00007ffe0cf6a03f R14: 00007fba7ab89300 R15: 0000000000022000 INFO: task syz-executor.1:29311 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. syz-executor.1 D29056 29311 12208 0x80000004 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 exit_mm kernel/exit.c:512 [inline] do_exit+0x6e4/0x2be0 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: 0033:0x7fba7c235059 Code: Bad RIP value. RSP: 002b:00007fba7ab47218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fba7c3481d8 RCX: 00007fba7c235059 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fba7c3481d8 RBP: 00007fba7c3481d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fba7c3481dc R13: 00007ffe0cf6a03f R14: 00007fba7ab47300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 000000005282ccea (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7791: #0: 00000000ceb1d52c (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 3 locks held by rs:main Q:Reg/7793: #0: 000000001606d149 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 #1: 00000000ca46fc0f (sb_writers#3){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline] #1: 00000000ca46fc0f (sb_writers#3){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548 #2: 00000000d920c88e (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #2: 00000000d920c88e (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 2 locks held by agetty/7822: #0: 00000000ffdd311e (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:272 #1: 00000000457f6883 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x217/0x1950 drivers/tty/n_tty.c:2154 1 lock held by syz-executor.1/29298: #0: 000000006009144c (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 arch/x86/mm/fault.c:1348 1 lock held by syz-executor.1/29306: #0: 000000006009144c (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline] #0: 000000006009144c (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857 1 lock held by syz-executor.1/29307: #0: 000000006009144c (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline] #0: 000000006009144c (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857 1 lock held by syz-executor.1/29310: 1 lock held by syz-executor.1/29311: #0: 000000006009144c (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline] #0: 000000006009144c (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857 ============================================= 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 01/01/2011 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: 4687 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:___bpf_prog_run+0x3245/0x4e80 kernel/bpf/core.c:1233 Code: 8b 07 0f b6 d2 48 8d 54 d5 00 48 89 d1 48 c1 e9 03 80 3c 19 00 0f 85 f5 14 00 00 48 2b 02 49 83 c6 08 49 89 07 e9 fb cd ff ff 86 1c f6 ff 49 8d 7e 01 48 89 f8 48 89 fa 48 c1 e8 03 83 e2 07 RSP: 0018:ffff8880a12a7a30 EFLAGS: 00000246 RAX: 1ffffffff10df6a1 RBX: dffffc0000000000 RCX: ffffffff816c48fe RDX: 0000000000000000 RSI: 0000000000000015 RDI: ffffffff886fb508 RBP: ffff8880a12a7b00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000006 R11: 0000000000000000 R12: ffffffff886fb460 R13: ffffed1014254f62 R14: ffffc90001ad4078 R15: 0000000000000015 FS: 00007f87c5e2b8c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f87c2c43000 CR3: 00000000a10e7000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ---------------- Code disassembly (best guess): 0: 8b 07 mov (%rdi),%eax 2: 0f b6 d2 movzbl %dl,%edx 5: 48 8d 54 d5 00 lea 0x0(%rbp,%rdx,8),%rdx a: 48 89 d1 mov %rdx,%rcx d: 48 c1 e9 03 shr $0x3,%rcx 11: 80 3c 19 00 cmpb $0x0,(%rcx,%rbx,1) 15: 0f 85 f5 14 00 00 jne 0x1510 1b: 48 2b 02 sub (%rdx),%rax 1e: 49 83 c6 08 add $0x8,%r14 22: 49 89 07 mov %rax,(%r15) 25: e9 fb cd ff ff jmpq 0xffffce25 * 2a: e8 86 1c f6 ff callq 0xfff61cb5 <-- trapping instruction 2f: 49 8d 7e 01 lea 0x1(%r14),%rdi 33: 48 89 f8 mov %rdi,%rax 36: 48 89 fa mov %rdi,%rdx 39: 48 c1 e8 03 shr $0x3,%rax 3d: 83 e2 07 and $0x7,%edx