__do_sys_symlinkat fs/namei.c:4446 [inline] __se_sys_symlinkat fs/namei.c:4443 [inline] __x64_sys_symlinkat+0xf4/0x160 fs/namei.c:4443 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7feb4568af07 ===================================================== BUG: KMSAN: uninit-value in show_opcodes+0x2c1/0x2e0 arch/x86/kernel/dumpstack.c:123 show_opcodes+0x2c1/0x2e0 arch/x86/kernel/dumpstack.c:123 show_ip arch/x86/kernel/dumpstack.c:144 [inline] show_iret_regs+0xe3/0x230 arch/x86/kernel/dumpstack.c:149 __show_regs+0x31/0xc90 arch/x86/kernel/process_64.c:74 show_regs_if_on_stack+0x45e/0x530 arch/x86/kernel/dumpstack.c:167 show_trace_log_lvl+0x392/0x490 arch/x86/kernel/dumpstack.c:298 show_stack+0x55/0x60 arch/x86/kernel/dumpstack.c:318 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1c8/0x256 lib/dump_stack.c:106 dump_stack+0x1a/0x23 lib/dump_stack.c:113 dump_header+0x155/0x9a0 mm/oom_kill.c:460 oom_kill_process+0x2e2/0xb30 mm/oom_kill.c:1036 out_of_memory+0xeb5/0x1220 mm/oom_kill.c:1174 mem_cgroup_out_of_memory+0x24a/0x3a0 mm/memcontrol.c:1706 mem_cgroup_oom+0x856/0xa80 mm/memcontrol.c:1936 try_charge_memcg+0x134f/0x1e20 mm/memcontrol.c:2729 obj_cgroup_charge_pages+0x2c9/0x690 mm/memcontrol.c:3095 obj_cgroup_charge+0x239/0x310 mm/memcontrol.c:3385 memcg_slab_pre_alloc_hook+0x4de/0x900 mm/slab.h:501 slab_pre_alloc_hook mm/slab.h:715 [inline] slab_alloc_node mm/slub.c:3318 [inline] slab_alloc mm/slub.c:3406 [inline] __kmem_cache_alloc_lru mm/slub.c:3413 [inline] kmem_cache_alloc_lru+0x17e/0xb30 mm/slub.c:3429 __d_alloc+0x69/0xb00 fs/dcache.c:1769 d_alloc+0x55/0x350 fs/dcache.c:1849 __lookup_hash+0x199/0x520 fs/namei.c:1597 filename_create+0x304/0x700 fs/namei.c:3807 do_symlinkat+0xa8/0x930 fs/namei.c:4419 __do_sys_symlinkat fs/namei.c:4446 [inline] __se_sys_symlinkat fs/namei.c:4443 [inline] __x64_sys_symlinkat+0xf4/0x160 fs/namei.c:4443 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Local variable opcodes created at: show_opcodes+0x49/0x2e0 arch/x86/kernel/dumpstack.c:118 show_ip arch/x86/kernel/dumpstack.c:144 [inline] show_iret_regs+0xe3/0x230 arch/x86/kernel/dumpstack.c:149 CPU: 1 PID: 14941 Comm: syz-executor.1 Not tainted 6.1.0-rc2-syzkaller-61955-g4a3e741a3d6a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 =====================================================