RBP: 00007fbb396f01d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffc7142601f R14: 00007fbb396f0300 R15: 0000000000022000 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 16576 at kernel/trace/blktrace.c:1143 blk_register_tracepoints+0x315/0x3e0 kernel/trace/blktrace.c:1143 Modules linked in: CPU: 1 PID: 16576 Comm: syz-executor.6 Not tainted 5.10.222 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:blk_register_tracepoints+0x315/0x3e0 kernel/trace/blktrace.c:1143 Code: 31 ff 89 c3 89 c6 e8 0a 6e f9 ff 85 db 0f 85 c6 00 00 00 5b e9 ac 74 f9 ff e8 a7 74 f9 ff 0f 0b e9 1e fd ff ff e8 9b 74 f9 ff <0f> 0b e9 3f fd ff ff e8 8f 74 f9 ff 0f 0b e9 60 fd ff ff e8 83 74 RSP: 0018:ffff88804a6bfbc8 EFLAGS: 00010212 RAX: 0000000000016974 RBX: 00000000fffffff4 RCX: ffffc90006a0e000 RDX: 0000000000040000 RSI: ffffffff81472cb5 RDI: 0000000000000005 RBP: ffff88800ef2dc00 R08: 0000000000000001 R09: ffffffff8503a327 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: ffff88800ef2dc30 R15: 000000000000007f FS: 00007fbb396f0700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe4c13a3718 CR3: 000000000f7e0000 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+0x67/0xd1 RIP: 0033:0x7fbb3c17ab19 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:00007fbb396f0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fbb3c28df60 RCX: 00007fbb3c17ab19 RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000004 RBP: 00007fbb396f01d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffc7142601f R14: 00007fbb396f0300 R15: 0000000000022000 irq event stamp: 3653 hardirqs last enabled at (3687): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 hardirqs last disabled at (3702): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1094 softirqs last enabled at (1730): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1665): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace fdb79b118e55eef8 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 16586 at kernel/tracepoint.c:425 tracepoint_remove_func kernel/tracepoint.c:425 [inline] WARNING: CPU: 0 PID: 16586 at kernel/tracepoint.c:425 tracepoint_probe_unregister+0x776/0xd20 kernel/tracepoint.c:572 Modules linked in: CPU: 0 PID: 16586 Comm: syz-executor.6 Tainted: G W 5.10.222 #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 8f db 19 00 48 89 44 24 08 e9 58 fa ff ff 41 bc fe ff ff ff e8 6a b5 fd ff <0f> 0b e9 7b fd ff ff e8 5e b5 fd ff 48 89 de 48 c7 c7 00 f0 ff ff RSP: 0018:ffff88804bff7cb0 EFLAGS: 00010212 RAX: 00000000000098cf RBX: 0000000000000000 RCX: ffffc9000841b000 RDX: 0000000000040000 RSI: ffffffff8142ebe6 RDI: 0000000000000005 RBP: ffff88800ef2dc00 R08: 0000000000000001 R09: ffffffff8503a327 R10: 0000000000000000 R11: 0000000000000001 R12: 00000000fffffffe R13: ffffffff81479500 R14: 0000000000008000 R15: 0000000000001276 FS: 00007fbb396cf700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe4c13a3718 CR3: 000000000f7e0000 CR4: 0000000000350ef0 Call Trace: unregister_trace_block_rq_issue include/trace/events/block.h:204 [inline] blk_unregister_tracepoints+0x155/0x180 kernel/trace/blktrace.c:1193 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+0x67/0xd1 RIP: 0033:0x7fbb3c17ab19 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:00007fbb396cf188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fbb3c28e020 RCX: 00007fbb3c17ab19 RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000004 RBP: 00007fbb3c1d4f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc7142601f R14: 00007fbb396cf300 R15: 0000000000022000 irq event stamp: 1945 hardirqs last enabled at (1953): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1962): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1892): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1885): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace fdb79b118e55eef9 ]---