RBP: 00007f6617ae91d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffd527cbf9f R14: 00007f6617ae9300 R15: 0000000000022000 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 9923 at kernel/trace/blktrace.c:1141 blk_register_tracepoints+0x309/0x3e0 kernel/trace/blktrace.c:1141 Modules linked in: CPU: 1 PID: 9923 Comm: syz-executor.2 Not tainted 5.10.194 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:blk_register_tracepoints+0x309/0x3e0 kernel/trace/blktrace.c:1141 Code: 48 c7 c7 40 b2 65 85 e8 75 c6 fb ff 31 ff 89 c3 89 c6 e8 0a 81 f9 ff 85 db 0f 85 c6 00 00 00 5b e9 ac 87 f9 ff e8 a7 87 f9 ff <0f> 0b e9 1e fd ff ff e8 9b 87 f9 ff 0f 0b e9 3f fd ff ff e8 8f 87 RSP: 0018:ffff88804cb07bc8 EFLAGS: 00010212 RAX: 000000000001c04a RBX: 00000000fffffff4 RCX: ffffc90001e22000 RDX: 0000000000040000 RSI: ffffffff8146fa79 RDI: 0000000000000005 RBP: ffff88800fc13900 R08: 0000000000000001 R09: ffff88801f1b9a63 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: ffff88800fc13930 R15: 0000000000000076 FS: 00007f6617ae9700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe929eecbf8 CR3: 0000000048696000 CR4: 0000000000350ee0 Call Trace: get_probe_ref kernel/trace/blktrace.c:327 [inline] do_blk_trace_setup+0x9db/0xc10 kernel/trace/blktrace.c:578 __blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:597 blk_trace_setup+0x43/0x60 kernel/trace/blktrace.c:615 sg_ioctl_common+0x634/0x2570 drivers/scsi/sg.c:1115 sg_ioctl+0x8f/0x120 drivers/scsi/sg.c:1158 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x19a/0x210 fs/ioctl.c:739 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7f661a573b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6617ae9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f661a686f60 RCX: 00007f661a573b19 RDX: 0000000020000140 RSI: 00000000c0481273 RDI: 0000000000000003 RBP: 00007f6617ae91d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffd527cbf9f R14: 00007f6617ae9300 R15: 0000000000022000 irq event stamp: 3295 hardirqs last enabled at (3301): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (3301): [] vprintk_emit+0x486/0x4d0 kernel/printk/printk.c:2053 hardirqs last disabled at (3306): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (3306): [] vprintk_emit+0x418/0x4d0 kernel/printk/printk.c:2053 softirqs last enabled at (3116): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2967): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 1707b4ba21e763b6 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 9942 at kernel/tracepoint.c:425 tracepoint_remove_func kernel/tracepoint.c:425 [inline] WARNING: CPU: 0 PID: 9942 at kernel/tracepoint.c:425 tracepoint_probe_unregister+0x776/0xd20 kernel/tracepoint.c:572 Modules linked in: CPU: 0 PID: 9942 Comm: syz-executor.2 Tainted: G W 5.10.194 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:tracepoint_remove_func kernel/tracepoint.c:425 [inline] RIP: 0010:tracepoint_probe_unregister+0x776/0xd20 kernel/tracepoint.c:572 Code: ff ff be c0 0c 00 00 48 c7 c7 ff ff ff ff 89 c2 e8 ff b4 19 00 48 89 44 24 10 e9 58 fa ff ff 41 bc fe ff ff ff e8 ea b8 fd ff <0f> 0b e9 7b fd ff ff e8 de b8 fd ff 48 89 de 48 c7 c7 00 f0 ff ff RSP: 0018:ffff88800cdbfcb0 EFLAGS: 00010212 RAX: 000000000000b598 RBX: 0000000000000000 RCX: ffffc90001e22000 RDX: 0000000000040000 RSI: ffffffff8142c936 RDI: 0000000000000005 RBP: ffff88800fc13900 R08: 0000000000000001 R09: ffffffff85039a87 R10: 0000000000000000 R11: 0000000000000001 R12: 00000000fffffffe R13: ffffffff81476320 R14: 0000000000008000 R15: 0000000000001276 FS: 00007f6617ae9700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555582103568 CR3: 000000004940e000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: unregister_trace_block_rq_insert include/trace/events/block.h:190 [inline] blk_unregister_tracepoints+0x16a/0x180 kernel/trace/blktrace.c:1194 put_probe_ref kernel/trace/blktrace.c:335 [inline] blk_trace_cleanup kernel/trace/blktrace.c:343 [inline] __blk_trace_remove+0x1b0/0x1e0 kernel/trace/blktrace.c:356 blk_trace_remove+0x26/0x40 kernel/trace/blktrace.c:366 sg_ioctl_common+0xc8e/0x2570 drivers/scsi/sg.c:1124 sg_ioctl+0x8f/0x120 drivers/scsi/sg.c:1158 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x19a/0x210 fs/ioctl.c:739 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7f661a573b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6617ae9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f661a686f60 RCX: 00007f661a573b19 RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000003 RBP: 00007f661a5cdf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd527cbf9f R14: 00007f6617ae9300 R15: 0000000000022000 irq event stamp: 1969 hardirqs last enabled at (1975): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (1975): [] vprintk_emit+0x486/0x4d0 kernel/printk/printk.c:2053 hardirqs last disabled at (1980): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (1980): [] vprintk_emit+0x418/0x4d0 kernel/printk/printk.c:2053 softirqs last enabled at (1600): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1595): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 1707b4ba21e763b7 ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 9944 Comm: syz-executor.2 Tainted: G W 5.10.194 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1193 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] slab_alloc mm/slub.c:2904 [inline] __kmalloc+0x16e/0x390 mm/slub.c:3967 kmalloc include/linux/slab.h:557 [inline] allocate_probes kernel/tracepoint.c:109 [inline] func_add kernel/tracepoint.c:207 [inline] tracepoint_add_func+0x35b/0x1000 kernel/tracepoint.c:359 tracepoint_probe_register_prio kernel/tracepoint.c:532 [inline] tracepoint_probe_register+0xa1/0xf0 kernel/tracepoint.c:552 register_trace_block_rq_insert include/trace/events/block.h:190 [inline] blk_register_tracepoints+0x1b/0x3e0 kernel/trace/blktrace.c:1140 get_probe_ref kernel/trace/blktrace.c:327 [inline] do_blk_trace_setup+0x9db/0xc10 kernel/trace/blktrace.c:578 __blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:597 blk_trace_setup+0x43/0x60 kernel/trace/blktrace.c:615 sg_ioctl_common+0x634/0x2570 drivers/scsi/sg.c:1115 sg_ioctl+0x8f/0x120 drivers/scsi/sg.c:1158 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x19a/0x210 fs/ioctl.c:739 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7f661a573b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6617ac8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f661a687020 RCX: 00007f661a573b19 RDX: 0000000020000140 RSI: 00000000c0481273 RDI: 0000000000000003 RBP: 00007f6617ac81d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffd527cbf9f R14: 00007f6617ac8300 R15: 0000000000022000