RBP: 00007fb6499cd1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffdb8bab3bf R14: 00007fb6499cd300 R15: 0000000000022000 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13213 at kernel/trace/blktrace.c:1141 blk_register_tracepoints+0x309/0x3e0 kernel/trace/blktrace.c:1141 Modules linked in: CPU: 1 PID: 13213 Comm: syz-executor.3 Not tainted 5.10.206 #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 00 c5 65 85 e8 95 b9 fb ff 31 ff 89 c3 89 c6 e8 0a 72 f9 ff 85 db 0f 85 c6 00 00 00 5b e9 ac 78 f9 ff e8 a7 78 f9 ff <0f> 0b e9 1e fd ff ff e8 9b 78 f9 ff 0f 0b e9 3f fd ff ff e8 8f 78 RSP: 0018:ffff88801e1e7bc8 EFLAGS: 00010212 RAX: 0000000000017752 RBX: 00000000fffffff4 RCX: ffffc900017e7000 RDX: 0000000000040000 RSI: ffffffff814712b9 RDI: 0000000000000005 RBP: ffff888009816b00 R08: 0000000000000001 R09: ffffffff85039c27 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: ffff888009816b30 R15: 0000000000000000 FS: 00007fb6499cd700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555741d5f3b8 CR3: 00000000172b4000 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: 0033:0x7fb64c457b19 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:00007fb6499cd188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fb64c56af60 RCX: 00007fb64c457b19 RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000005 RBP: 00007fb6499cd1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffdb8bab3bf R14: 00007fb6499cd300 R15: 0000000000022000 irq event stamp: 3261 hardirqs last enabled at (3279): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 hardirqs last disabled at (3300): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1094 softirqs last enabled at (1698): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1519): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 502424cf6e6b1633 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13230 at kernel/tracepoint.c:425 tracepoint_remove_func kernel/tracepoint.c:425 [inline] WARNING: CPU: 1 PID: 13230 at kernel/tracepoint.c:425 tracepoint_probe_unregister+0x776/0xd20 kernel/tracepoint.c:572 Modules linked in: CPU: 1 PID: 13230 Comm: syz-executor.3 Tainted: G W 5.10.206 #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 9f cd 19 00 48 89 44 24 08 e9 58 fa ff ff 41 bc fe ff ff ff e8 ca b6 fd ff <0f> 0b e9 7b fd ff ff e8 be b6 fd ff 48 89 de 48 c7 c7 00 f0 ff ff RSP: 0018:ffff888048cdfcb0 EFLAGS: 00010216 RAX: 000000000000fb15 RBX: 0000000000000000 RCX: ffffc90002ff3000 RDX: 0000000000040000 RSI: ffffffff8142d496 RDI: 0000000000000005 RBP: ffff888009816b00 R08: 0000000000000001 R09: ffffffff85039c27 R10: 0000000000000000 R11: 0000000000000001 R12: 00000000fffffffe R13: ffffffff81477b60 R14: 0000000000008000 R15: 0000000000001276 FS: 00007fb6499ac700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7565513998 CR3: 00000000172b4000 CR4: 0000000000350ee0 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: 0033:0x7fb64c457b19 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:00007fb6499ac188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fb64c56b020 RCX: 00007fb64c457b19 RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000005 RBP: 00007fb64c4b1f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdb8bab3bf R14: 00007fb6499ac300 R15: 0000000000022000 irq event stamp: 1889 hardirqs last enabled at (1895): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (1895): [] vprintk_emit+0x486/0x4d0 kernel/printk/printk.c:2053 hardirqs last disabled at (1900): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (1900): [] vprintk_emit+0x418/0x4d0 kernel/printk/printk.c:2053 softirqs last enabled at (1396): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1339): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 502424cf6e6b1634 ]--- device veth0_vlan entered promiscuous mode FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 13243 Comm: syz-executor.1 Tainted: G W 5.10.206 #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] __kmalloc_node_track_caller+0x74/0x3b0 mm/slub.c:4496 __kmalloc_reserve net/core/skbuff.c:142 [inline] __alloc_skb+0xb1/0x5b0 net/core/skbuff.c:210 alloc_skb include/linux/skbuff.h:1102 [inline] alloc_uevent_skb+0x7b/0x210 lib/kobject_uevent.c:290 uevent_net_broadcast_tagged lib/kobject_uevent.c:351 [inline] kobject_uevent_net_broadcast lib/kobject_uevent.c:412 [inline] kobject_uevent_env+0xcb8/0xf90 lib/kobject_uevent.c:593 __kobject_del+0x27c/0x320 lib/kobject.c:625 kobject_cleanup lib/kobject.c:704 [inline] kobject_release lib/kobject.c:744 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x215/0x270 lib/kobject.c:761 net_rx_queue_update_kobjects+0x370/0x470 net/core/net-sysfs.c:1083 remove_queue_kobjects net/core/net-sysfs.c:1805 [inline] netdev_unregister_kobject+0x152/0x280 net/core/net-sysfs.c:1959 unregister_netdevice_many+0xbb7/0x1490 net/core/dev.c:10758 unregister_netdevice_queue+0x201/0x2c0 net/core/dev.c:10665 unregister_netdevice include/linux/netdevice.h:2891 [inline] __tun_detach+0xf92/0x1280 drivers/net/tun.c:696 tun_detach drivers/net/tun.c:712 [inline] tun_chr_close+0xc4/0x250 drivers/net/tun.c:3480 __fput+0x285/0x980 fs/file_table.c:281 task_work_run+0xe2/0x1a0 kernel/task_work.c:161 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop kernel/entry/common.c:172 [inline] exit_to_user_mode_prepare+0x186/0x190 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x38/0x1e0 kernel/entry/common.c:274 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7ff4e0665b19 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:00007ff4ddbdb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000124 RAX: 0000000000000003 RBX: 00007ff4e0778f60 RCX: 00007ff4e0665b19 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000009 RBP: 00007ff4ddbdb1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffce1da37af R14: 00007ff4ddbdb300 R15: 0000000000022000