sd 0:0:1:0: [sg0] tag#2676 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK cmd_age=0s ===================================================== BUG: KMSAN: uninit-value in update_stack_state+0x1ee/0xb40 arch/x86/kernel/unwind_frame.c:202 CPU: 0 PID: 4862 Comm: systemd-journal Not tainted 5.8.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1df/0x240 lib/dump_stack.c:118 kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121 __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215 update_stack_state+0x1ee/0xb40 arch/x86/kernel/unwind_frame.c:202 unwind_next_frame+0x8c6/0xed0 arch/x86/kernel/unwind_frame.c:305 arch_stack_walk+0x33e/0x3e0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x117/0x1a0 kernel/stacktrace.c:123 kmsan_save_stack_with_flags mm/kmsan/kmsan.c:144 [inline] kmsan_internal_chain_origin+0xad/0x130 mm/kmsan/kmsan.c:310 kmsan_memcpy_memmove_metadata+0x272/0x2e0 mm/kmsan/kmsan.c:247 kmsan_memmove_metadata+0xe/0x10 mm/kmsan/kmsan.c:272 __msan_memmove+0x43/0x50 mm/kmsan/kmsan_instr.c:92 move_right lib/vsprintf.c:566 [inline] widen_string+0x487/0x830 lib/vsprintf.c:589 string+0x65b/0x690 lib/vsprintf.c:616 vsnprintf+0x207d/0x31b0 lib/vsprintf.c:2620 sprintf+0x210/0x260 lib/vsprintf.c:2822 print_caller kernel/printk/printk.c:1311 [inline] print_prefix kernel/printk/printk.c:1328 [inline] msg_print_text+0x4d8/0xb10 kernel/printk/printk.c:1345 console_unlock+0xa1b/0x1ca0 kernel/printk/printk.c:2475 vprintk_emit+0x44d/0x8b0 kernel/printk/printk.c:2028 dev_vprintk_emit+0x937/0xb1f drivers/base/core.c:3883 dev_printk_emit+0x1db/0x21d drivers/base/core.c:3894 __dev_printk+0x3af/0x460 drivers/base/core.c:3906 dev_printk+0x22b/0x273 drivers/base/core.c:3923 scsi_print_result+0xfe0/0x1130 drivers/scsi/scsi_logging.c:445 scsi_io_completion_action drivers/scsi/scsi_lib.c:786 [inline] scsi_io_completion+0x1efc/0x2710 drivers/scsi/scsi_lib.c:953 scsi_finish_command+0x712/0x730 drivers/scsi/scsi.c:214 scsi_softirq_done+0x787/0x9a0 drivers/scsi/scsi_lib.c:1460 blk_done_softirq+0x304/0x4f0 block/blk-softirq.c:37 __do_softirq+0x311/0x83d kernel/softirq.c:293 asm_call_on_stack+0x12/0x20 arch/x86/entry/entry_64.S:711 __run_on_irqstack arch/x86/include/asm/irq_stack.h:23 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:50 [inline] do_softirq_own_stack+0x7c/0xa0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:390 [inline] __irq_exit_rcu+0x226/0x270 kernel/softirq.c:420 irq_exit_rcu+0xe/0x10 kernel/softirq.c:432 sysvec_call_function_single+0x107/0x130 arch/x86/kernel/smp.c:243 asm_sysvec_call_function_single+0x12/0x20 arch/x86/include/asm/idtentry.h:601 RIP: 0010:__msan_chain_origin+0x70/0x90 mm/kmsan/kmsan_instr.c:168 Code: 7d 35 44 89 f7 e8 d0 f4 ff ff be ff ff ff ff 65 0f c1 35 43 e5 71 64 ff ce 75 1e 89 c3 e8 b8 70 2e ff 4c 89 7d e0 ff 75 e0 9d <89> d8 48 83 c4 10 5b 41 5e 41 5f 5d c3 0f 0b 48 c7 c7 ea 03 ea a8 RSP: 0018:ffffba7340d5f9d8 EFLAGS: 00000246 RAX: 0000000017b300bb RBX: 0000000017b300bb RCX: 0000000007a900bb RDX: 0000000000000a20 RSI: 0000000000000000 RDI: 0000000007b300bb RBP: ffffba7340d5fa00 R08: 0000000000000003 R09: ffffba7340d5f78c R10: 0000000000000003 R11: ffffffffa840083d R12: ffffba7340d29040 R13: 0000000000000000 R14: 0000000007a900bb R15: 0000000000000246 ___bpf_prog_run+0x6c64/0x97a0 kernel/bpf/core.c:1391 __bpf_prog_run32+0x101/0x170 kernel/bpf/core.c:1681 bpf_dispatcher_nop_func include/linux/bpf.h:556 [inline] bpf_prog_run_pin_on_cpu include/linux/filter.h:597 [inline] seccomp_run_filters kernel/seccomp.c:272 [inline] __seccomp_filter+0x59e/0x2720 kernel/seccomp.c:817 __secure_computing+0x1fa/0x380 kernel/seccomp.c:950 syscall_trace_enter+0x63b/0xe10 arch/x86/entry/common.c:194 do_syscall_64+0x54/0x150 arch/x86/entry/common.c:382 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f384ecc4910 Code: Bad RIP value. RSP: 002b:00007fff2b8847a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 000055ae82ebe430 RCX: 00007f384ecc4910 RDX: 0000000000000400 RSI: 000055ae82ec09d0 RDI: 0000000000000014 RBP: 0000000000000d68 R08: 0000000000000003 R09: 0000000000000410 R10: 00007f384ef82d98 R11: 0000000000000246 R12: 00007f384ef7f440 R13: 00007f384ef7e900 R14: 00000000000007ff R15: 000055ae82ebe430 Local variable ----filename@process_measurement created at: process_measurement+0x1c0/0x2ce0 security/integrity/ima/ima_main.c:198 process_measurement+0x1c0/0x2ce0 security/integrity/ima/ima_main.c:198 =====================================================