WARNING: can't dereference registers at 0000000023aec471 for ip apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 device lo entered promiscuous mode Y4`Ҙ: renamed from lo MTD: Attempt to mount non-MTD device "/dev/loop2" romfs: Mounting image 'rom 631f1f75' through the block layer MTD: Attempt to mount non-MTD device "/dev/loop2" romfs: Mounting image 'rom 631f1f75' through the block layer MTD: Attempt to mount non-MTD device "/dev/loop2" romfs: Mounting image 'rom 631f1f75' through the block layer IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 18441 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc+0x6d/0x3c0 mm/slab.c:3736 kmalloc_array include/linux/slab.h:637 [inline] bit_cursor+0x87e/0x1740 drivers/video/fbdev/core/bitblit.c:306 fbcon_cursor+0x531/0x710 drivers/video/fbdev/core/fbcon.c:1312 hide_cursor+0x85/0x2c0 drivers/tty/vt/vt.c:902 redraw_screen+0x2ed/0x870 drivers/tty/vt/vt.c:1006 fbcon_modechanged+0x6df/0x930 drivers/video/fbdev/core/fbcon.c:2688 fbcon_event_notify+0x197/0x1d80 drivers/video/fbdev/core/fbcon.c:3061 notifier_call_chain+0xc0/0x230 kernel/notifier.c:93 __blocking_notifier_call_chain kernel/notifier.c:317 [inline] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] blocking_notifier_call_chain kernel/notifier.c:328 [inline] blocking_notifier_call_chain+0x85/0xa0 kernel/notifier.c:325 fb_set_var+0xd9a/0xf90 drivers/video/fbdev/core/fbmem.c:1052 do_fb_ioctl+0x3cf/0xb50 drivers/video/fbdev/core/fbmem.c:1125 fb_ioctl+0xdd/0x130 drivers/video/fbdev/core/fbmem.c:1240 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f8b938395f9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8b921ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f8b93959f80 RCX: 00007f8b938395f9 RDX: 0000000020000040 RSI: 0000000000004601 RDI: 0000000000000003 RBP: 00007f8b921ac1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc63612fef R14: 00007f8b921ac300 R15: 0000000000022000 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21