syzbot
panic: ffs_blkfree: bad size (5)
Status:
auto-obsoleted due to no activity on 2025/06/06 15:13
Reported-by: syzbot+b40369be6e372e79ea33@syzkaller.appspotmail.com
First crash: 551d, last: 523d
Sample crash report:
panic: ffs_blkfree: bad size
Starting stack trace...
panic(ffffffff8334a213) at panic+0x1d0 sys/kern/subr_prf.c:229
ffs_blkfree(fffffd806bc337a8,2b32ea4b,4000) at ffs_blkfree+0xd33 sys/ufs/ffs/ffs_alloc.c:1285
ffs_truncate(fffffd806bc337a8,0,4,fffffd807f7d2410) at ffs_truncate+0x1174 sys/ufs/ffs/ffs_inode.c:304
ufs_rmdir(ffff80002a360a58) at ufs_rmdir+0x377 sys/ufs/ufs/ufs_vnops.c:1265
VOP_RMDIR(fffffd8077b5c1c0,fffffd8076bf4478,ffff80002a360b38) at VOP_RMDIR+0x19a sys/kern/vfs_vops.c:413
dounlinkat(ffff
8000ffff54a8,ffffff9c,7af45aebb3a0,8) at dounlinkat+0x2e0 sys/kern/vfs_syscalls.c:1899
syscall(ffff80002a360cb0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a360cb0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7af45aebb390, count: 249
End of stack trace.
syncing disks...set $lines = 0
set $maxwidth = 0
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* Struck through repros no longer work on HEAD.