kernel panic at /syzkaller/managers/main/kernel/kern/include/kref.h:61, from core 1: assertion failed: kref Stack Backtrace on Core 1: #01 [<0xffffffffc200a47c>] in backtrace at src/kdebug.c:235 #02 [<0xffffffffc2009c15>] in _panic at src/init.c:268 #03 [<0xffffffffc2049856>] in kref_get at include/kref.h:61 #04 [< [inline] >] in proc_incref.10295 at src/process.c:577 #04 [<0xffffffffc204988e>] in enum_proc.10295 at src/process.c:2432 #05 [<0xffffffffc20092b1>] in hash_for_each at src/hashtable.c:428 #06 [<0xffffffffc204ed97>] in proc_get_set at src/process.c:2453 #07 [< [inline] >] in profiler_emit_current_system_status at src/profiler.c:283 #07 [<0xffffffffc2045e44>] in profiler_setup at src/profiler.c:379 #08 [<0xffffffffc207c117>] in kprof_open at drivers/dev/kprof.c:226 #09 [<0xffffffffc2033c40>] in __namec_from at src/ns/chan.c:1268 #10 [<0xffffffffc2034433>] in namec at src/ns/chan.c:1562 #11 [<0xffffffffc2041896>] in sysopenat at src/ns/sysfile.c:572 #12 [<0xffffffffc2058f0f>] in sys_openat at src/syscall.c:1806 #13 [<0xffffffffc2059b99>] in syscall at src/syscall.c:2578 #14 [<0xffffffffc205a748>] in run_local_syscall at src/syscall.c:2615 #15 [<0xffffffffc205ac89>] in prep_syscalls at src/syscall.c:2635 #16 [<0xffffffffc20ac492>] in sysenter_callwrapper at arch/x86/trap.c:877 Args: 0x0000000020000080, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000 SW TRAP frame (partial) at 0xffffffffc8e380e0 on core 2 rbx 0x000030000005ce00 rbp 0x000030000005cef0 r12 0x0000000000000000 r13 0x0000000000485855 r14 0x0000000000487438 r15 0x0000000000000000 gsbs 0x0000000000000000 fsbs 0x0000000000000000 ROS(Core 1)> rip 0x00000000004375ce rsp 0x000030000005cd20 mxcsr 0x00001f80 fpucw 0x037f [kernel] Invalid syscall 0 for proc 92 Args: 0x00000000200001c0, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000 SW TRAP frame (partial) at 0xffffffffc8e380e0 on core 2 rbx 0x000030000005ce00 rbp 0x000030000005cef0 r12 0x0000000000000000 r13 0x0000000000485855 r14 0x0000000000487438 r15 0x0000000000000000 gsbs 0x0000000000000000 fsbs 0x0000000000000000 rip 0x00000000004375ce rsp 0x000030000005cd20 mxcsr 0x00001f80 fpucw 0x037f