------------[ cut here ]------------ field width 1163001896 out of range WARNING: lib/vsprintf.c:2654 at set_field_width lib/vsprintf.c:2654 [inline], CPU#1: syz-executor257/5017 WARNING: lib/vsprintf.c:2654 at vsnprintf+0xb9c/0xd10 lib/vsprintf.c:2918, CPU#1: syz-executor257/5017 Modules linked in: CPU: 1 UID: 0 PID: 5017 Comm: syz-executor257 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 pstate: 634000c5 (nZCv daIF +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : set_field_width lib/vsprintf.c:2654 [inline] pc : vsnprintf+0xb9c/0xd10 lib/vsprintf.c:2918 lr : set_field_width lib/vsprintf.c:2654 [inline] lr : vsnprintf+0xb9c/0xd10 lib/vsprintf.c:2918 sp : ffff8000950d6b10 x29: ffff8000950d6b60 x28: 00000000007fffff x27: ffff8000873d6422 x26: 0000000045520028 x25: ffff8000950d6bd8 x24: 0000000000000402 x23: ffff8000950d6f18 x22: ffff800087abd600 x21: ffff8000950d6bf0 x20: ffff8000950d6ecb x19: dfff800000000000 x18: 0000000000000000 x17: ffff8000839f990c x16: ffff800083a13a68 x15: 0000fffff4c1bf60 x14: 0000000000000747 x13: 0000000000000001 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000000002 x9 : a322e52aa42a7400 x8 : a322e52aa42a7400 x7 : ffff8000804823d8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff8000802f3e90 x2 : 0000000100000000 x1 : ffff0000d38bd880 x0 : 0000000000000000 Call trace: set_field_width lib/vsprintf.c:2654 [inline] (P) vsnprintf+0xb9c/0xd10 lib/vsprintf.c:2918 (P) va_format lib/vsprintf.c:1725 [inline] pointer+0x5e8/0x6b4 lib/vsprintf.c:2577 vsnprintf+0x618/0xd10 lib/vsprintf.c:2953 vprintk_store+0x344/0xb94 kernel/printk/printk.c:2307 vprintk_emit+0x1bc/0x514 kernel/printk/printk.c:2455 dev_vprintk_emit+0x2ec/0x3b4 drivers/base/core.c:5000 dev_printk_emit+0xe0/0x130 drivers/base/core.c:5011 __dynamic_dev_dbg+0x1b4/0x254 lib/dynamic_debug.c:904 dtv_property_process_get+0x26bc/0x2838 drivers/media/dvb-core/dvb_frontend.c:1595 dvb_get_property drivers/media/dvb-core/dvb_frontend.c:2397 [inline] dvb_frontend_handle_ioctl+0x1644/0x2424 drivers/media/dvb-core/dvb_frontend.c:2478 dvb_frontend_do_ioctl+0x124/0x278 drivers/media/dvb-core/dvb_frontend.c:2101 dvb_usercopy+0x2a4/0x4d4 drivers/media/dvb-core/dvbdev.c:996 dvb_frontend_ioctl+0x68/0x8c drivers/media/dvb-core/dvb_frontend.c:2115 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __arm64_sys_ioctl+0x154/0x1cc fs/ioctl.c:583 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x60/0x1d8 arch/arm64/kernel/entry-common.c:796 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:815 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:606 irq event stamp: 7442 hardirqs last enabled at (7441): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:210 [inline] hardirqs last enabled at (7441): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:221 hardirqs last disabled at (7442): [] vprintk_store+0x13c/0xb94 kernel/printk/printk.c:2287 softirqs last enabled at (7400): [] local_bh_enable include/linux/bottom_half.h:33 [inline] softirqs last enabled at (7400): [] put_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:251 [inline] softirqs last enabled at (7400): [] do_sve_acc+0x32c/0x4b8 arch/arm64/kernel/fpsimd.c:1332 softirqs last disabled at (7398): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (7398): [] get_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:234 [inline] softirqs last disabled at (7398): [] do_sve_acc+0x10c/0x4b8 arch/arm64/kernel/fpsimd.c:1308 ---[ end trace 0000000000000000 ]--- ================================================================== BUG: KASAN: slab-out-of-bounds in hex_st