FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted 6.14.0-rc6-syzkaller-00007-g0b46b049d6ec #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 fail_dump lib/fault-inject.c:73 [inline] should_fail_ex+0x40a/0x550 lib/fault-inject.c:174 should_failslab+0xac/0x100 mm/failslab.c:46 slab_pre_alloc_hook mm/slub.c:4068 [inline] slab_alloc_node mm/slub.c:4144 [inline] __do_kmalloc_node mm/slub.c:4293 [inline] __kmalloc_noprof+0xdd/0x4c0 mm/slub.c:4306 kmalloc_noprof include/linux/slab.h:905 [inline] allocate_probes kernel/tracepoint.c:99 [inline] func_add kernel/tracepoint.c:159 [inline] tracepoint_add_func+0x34c/0xaa0 kernel/tracepoint.c:292 tracepoint_probe_register_prio kernel/tracepoint.c:464 [inline] tracepoint_probe_register+0x105/0x160 kernel/tracepoint.c:484 register_trace_block_rq_merge include/trace/events/block.h:266 [inline] blk_register_tracepoints kernel/trace/blktrace.c:1086 [inline] get_probe_ref+0xa9/0x400 kernel/trace/blktrace.c:337 do_blk_trace_setup+0x7f1/0x9c0 kernel/trace/blktrace.c:611 blk_trace_setup+0x116/0x1f0 kernel/trace/blktrace.c:632 sg_ioctl_common drivers/scsi/sg.c:1114 [inline] sg_ioctl+0xa46/0x2e20 drivers/scsi/sg.c:1156 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd1e6b8d169 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd1e7a20038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd1e6da6080 RCX: 00007fd1e6b8d169 RDX: 0000400000000540 RSI: 00000000c0481273 RDI: 0000000000000004 RBP: 00007fd1e7a20090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000000 R14: 00007fd1e6da6080 R15: 00007ffe92b17968 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5325 at kernel/trace/blktrace.c:1087 blk_register_tracepoints kernel/trace/blktrace.c:1087 [inline] WARNING: CPU: 0 PID: 5325 at kernel/trace/blktrace.c:1087 get_probe_ref+0x339/0x400 kernel/trace/blktrace.c:337 Modules linked in: CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted 6.14.0-rc6-syzkaller-00007-g0b46b049d6ec #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:blk_register_tracepoints kernel/trace/blktrace.c:1087 [inline] RIP: 0010:get_probe_ref+0x339/0x400 kernel/trace/blktrace.c:337 Code: b9 8e 5b e9 d9 26 40 0a e8 a4 be f7 ff 90 0f 0b 90 e9 42 fd ff ff e8 96 be f7 ff 90 0f 0b 90 e9 61 fd ff ff e8 88 be f7 ff 90 <0f> 0b 90 e9 80 fd ff ff e8 7a be f7 ff 90 0f 0b 90 e9 9f fd ff ff RSP: 0018:ffffc9000d3afb58 EFLAGS: 00010293 RAX: ffffffff81ca2088 RBX: 00000000fffffff4 RCX: ffff888000a54880 RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 RBP: ffff88805395e080 R08: ffffffff81ca1e04 R09: 1ffff92001a75f40 R10: dffffc0000000000 R11: fffff52001a75f41 R12: 1ffff1100a72bc16 R13: ffffc9000d3afc80 R14: ffff88805395e0b0 R15: dffffc0000000000 FS: 00007fd1e7a206c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1e78dd9b8 CR3: 000000004132c000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_blk_trace_setup+0x7f1/0x9c0 kernel/trace/blktrace.c:611 blk_trace_setup+0x116/0x1f0 kernel/trace/blktrace.c:632 sg_ioctl_common drivers/scsi/sg.c:1114 [inline] sg_ioctl+0xa46/0x2e20 drivers/scsi/sg.c:1156 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd1e6b8d169 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd1e7a20038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd1e6da6080 RCX: 00007fd1e6b8d169 RDX: 0000400000000540 RSI: 00000000c0481273 RDI: 0000000000000004 RBP: 00007fd1e7a20090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000000 R14: 00007fd1e6da6080 R15: 00007ffe92b17968