new_inode_pseudo fs/inode.c:1018 [inline]
 new_inode+0x3b/0x430 fs/inode.c:1046
 shmem_get_inode+0x528/0x15e0 mm/shmem.c:2329
 shmem_mknod+0x69/0x3e0 mm/shmem.c:2893
 shmem_mkdir+0x56/0xe0 mm/shmem.c:2947
 vfs_mkdir+0x62a/0x870 fs/namei.c:4035
 do_mkdirat+0x466/0x7b0 fs/namei.c:4060
 __do_sys_mkdirat fs/namei.c:4075 [inline]
 __se_sys_mkdirat fs/namei.c:4073 [inline]
 __x64_sys_mkdirat+0xc4/0x120 fs/namei.c:4073
 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: 0033:0x7f9ec0c8a5e7
=====================================================
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
 alloc_inode_sb include/linux/fs.h:3117 [inline]
 shmem_alloc_inode+0x56/0xc0 mm/shmem.c:3836
 alloc_inode+0x83/0x440 fs/inode.c:259
 new_inode_pseudo fs/inode.c:1018 [inline]
 new_inode+0x3b/0x430 fs/inode.c:1046
 shmem_get_inode+0x528/0x15e0 mm/shmem.c:2329
 shmem_mknod+0x69/0x3e0 mm/shmem.c:2893
 shmem_mkdir+0x56/0xe0 mm/shmem.c:2947
 vfs_mkdir+0x62a/0x870 fs/namei.c:4035
 do_mkdirat+0x466/0x7b0 fs/namei.c:4060
 __do_sys_mkdirat fs/namei.c:4075 [inline]
 __se_sys_mkdirat fs/namei.c:4073 [inline]
 __x64_sys_mkdirat+0xc4/0x120 fs/namei.c:4073
 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: 0 PID: 3489 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
=====================================================