login: panic: mq notifiers left cpuid = 0 time = 1760081395 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056d9b810 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056d9b970 vpanic() at vpanic+0x257/frame 0xfffffe0056d9bb30 panic() at panic+0xb5/frame 0xfffffe0056d9bc00 mq_proc_exit() at mq_proc_exit+0x1cc/frame 0xfffffe0056d9bc50 exit1() at exit1+0x62b/frame 0xfffffe0056d9bcf0 sys__exit() at sys__exit+0x28/frame 0xfffffe0056d9bd10 amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0056d9bf30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056d9bf30 --- syscall (1, FreeBSD ELF64, _exit), rip = 0x3a723a, rsp = 0x82059e198, rbp = 0x82059e1a0 --- KDB: enter: panic [ thread pid 930 tid 100210 ] Stopped at kdb_enter+0x6e: movq $0,0x259f6b7(%rip) db> db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0x28 rax 0x12 rcx 0xfffffe0002bf1850 rdx 0 rbx 0xffffffff8280bda0 .str.27 rsp 0xfffffe0056d9b950 rbp 0xfffffe0056d9b970 rsi 0 rdi 0xffffffff816450f9 printf+0x149 r8 0 r9 0xffffffff r10 0x1 r11 0xfffffe00540e2550 r12 0xfffffe005412d780 r13 0xfffffffffffffffe r14 0xffffffff8280bda0 .str.27 r15 0 rip 0xffffffff8162e4de kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x259f6b7(%rip) db> show proc Process 930 (syz-executor) at 0xfffffe005411d560: state: NORMAL uid: 0 gid: 0 supp gids: 0, 5 parent: pid 766 at 0xfffffe00540d6008 ABI: FreeBSD ELF64 flag: 0x10002000 flag2: 0x40000 arguments: ./syz-executor exec reaper: 0xfffffe0007809010 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe0054121248 (map 0xfffffe0054121248) (map.pmap 0xfffffe00541212e8) (pmap 0xfffffe0054121358) threads: 1 100210 Run CPU 0 syz-executor db> ps pid ppid pgrp uid state wmesg wchan cmd 932 930 766 0 S uwait 0xfffffe00582d0d00 syz-executor 931 764 764 0 R (threaded) syz-executor 100163 Run CPU 1 syz-executor 100213 RunQ syz-executor 100214 S uwait 0xfffffe00776bc700 syz-executor 930 766 766 0 RE CPU 0 syz-executor 929 0 0 0 DL (threaded) [KTLS] 100097 D - 0xfffffe0053ebcd00 [thr_0] 100203 D - 0xfffffe0053ebcd80 [thr_1] 100204 D - 0xffffffff83cd0628 [reclaim_0] 925 765 765 0 R (threaded) syz-executor 100182 RunQ syz-executor 100196 S sbwait 0xfffffe005992d60c syz-executor 100205 S uwait 0xfffffe0057dc8600 syz-executor 924 1 924 0 Ss+ ttyin 0xfffffe