====================================================== WARNING: possible circular locking dependency detected 5.10.204 #1 Not tainted ------------------------------------------------------ syz-executor.2/6502 is trying to acquire lock: ffff888017730b78 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xdd/0xa90 kernel/workqueue.c:3050 but task is already holding lock: ffffffff85619628 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0xff/0x4b0 net/rfkill/core.c:1232 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (rfkill_global_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 rfkill_register+0x36/0xa10 net/rfkill/core.c:1016 hci_register_dev+0x42e/0xc00 net/bluetooth/hci_core.c:3773 __vhci_create_device+0x2c8/0x5c0 drivers/bluetooth/hci_vhci.c:129 vhci_create_device drivers/bluetooth/hci_vhci.c:153 [inline] vhci_open_timeout+0x38/0x50 drivers/bluetooth/hci_vhci.c:310 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:313 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299 CPU: 0 PID: 6497 Comm: syz-executor.4 Not tainted 5.10.204 #1 -> #3 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 &data->open_mutex fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 ){+.+.}-{3:3} : should_failslab+0x5/0x20 mm/slab_common.c:1193 __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 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 vhci_send_frame+0x63/0xa0 drivers/bluetooth/hci_vhci.c:71 kmem_cache_zalloc include/linux/slab.h:654 [inline] lsm_inode_alloc security/security.c:592 [inline] security_inode_alloc+0x34/0x160 security/security.c:988 inode_init_always+0xa4e/0xd10 fs/inode.c:204 hci_send_frame+0x1b9/0x320 net/bluetooth/hci_core.c:4060 hci_sched_acl_pkt net/bluetooth/hci_core.c:4585 [inline] hci_sched_acl net/bluetooth/hci_core.c:4670 [inline] hci_tx_work+0x10af/0x1660 net/bluetooth/hci_core.c:4741 alloc_inode+0x84/0x240 fs/inode.c:240 iget5_locked fs/inode.c:1191 [inline] iget5_locked+0x148/0x230 fs/inode.c:1184 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 bdget+0x8e/0x360 fs/block_dev.c:920 kthread+0x38f/0x470 kernel/kthread.c:313 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299 -> #2 blkdev_get_by_dev+0x21/0xb0 fs/block_dev.c:1735 ( swsusp_check+0x97/0x2c0 kernel/power/swap.c:1526 (work_completion)(&hdev->tx_work) ){+.+.}-{0:0} software_resume.part.0+0x106/0x1f0 kernel/power/hibernate.c:974 : software_resume kernel/power/hibernate.c:84 [inline] resume_store+0x14b/0x170 kernel/power/hibernate.c:1176 __flush_work+0x105/0xa90 kernel/workqueue.c:3053 kobj_attr_store+0x53/0x80 lib/kobject.c:864 hci_dev_do_close+0x131/0x1240 net/bluetooth/hci_core.c:1745 sysfs_kf_write+0x113/0x170 fs/sysfs/file.c:139 hci_unregister_dev+0x149/0x430 net/bluetooth/hci_core.c:3849 kernfs_fop_write_iter+0x348/0x510 fs/kernfs/file.c:296 vhci_release+0x70/0xf0 drivers/bluetooth/hci_vhci.c:345 call_write_iter include/linux/fs.h:1962 [inline] do_iter_readv_writev+0x476/0x750 fs/read_write.c:740 __fput+0x285/0x980 fs/file_table.c:281 task_work_run+0xe2/0x1a0 kernel/task_work.c:161 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0xb6f/0x2600 kernel/exit.c:858 do_iter_write+0x191/0x670 fs/read_write.c:866 do_group_exit+0x125/0x310 kernel/exit.c:980 __do_sys_exit_group kernel/exit.c:991 [inline] __se_sys_exit_group kernel/exit.c:989 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:989 vfs_iter_write+0x70/0xa0 fs/read_write.c:907 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 iter_file_splice_write+0x762/0xc30 fs/splice.c:686 entry_SYSCALL_64_after_hwframe+0x62/0xc7 -> #1 ( &hdev->req_lock do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x10f/0x170 fs/splice.c:933 ){+.+.}-{3:3} splice_direct_to_actor+0x387/0x980 fs/splice.c:888 : __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 hci_req_sync net/bluetooth/hci_request.c:275 [inline] bg_scan_update+0x82/0x500 net/bluetooth/hci_request.c:2895 do_splice_direct+0x1c4/0x290 fs/splice.c:976 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:313 do_sendfile+0x553/0x1090 fs/read_write.c:1257 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299 -> #0 __do_sys_sendfile64 fs/read_write.c:1312 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0x149/0x210 fs/read_write.c:1304 ( (work_completion)(&hdev->bg_scan_update) do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 ){+.+.}-{0:0} entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fcd84c6fb19 : 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 check_prev_add kernel/locking/lockdep.c:2988 [inline] check_prevs_add kernel/locking/lockdep.c:3113 [inline] validate_chain kernel/locking/lockdep.c:3729 [inline] __lock_acquire+0x29e7/0x5b00 kernel/locking/lockdep.c:4955 RSP: 002b:00007fcd821e5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 lock_acquire kernel/locking/lockdep.c:5566 [inline] lock_acquire+0x197/0x470 kernel/locking/lockdep.c:5531 RAX: ffffffffffffffda RBX: 00007fcd84d82f60 RCX: 00007fcd84c6fb19 RDX: 00000000200000c0 RSI: 0000000000000003 RDI: 0000000000000005 __flush_work+0x105/0xa90 kernel/workqueue.c:3053 RBP: 00007fcd821e51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000002 __cancel_work_timer+0x368/0x4c0 kernel/workqueue.c:3144 R13: 00007ffee771418f R14: 00007fcd821e5300 R15: 0000000000022000 hpet: Lost 4 RTC interrupts hci_request_cancel_all+0x73/0x230 net/bluetooth/hci_request.c:3438 PM: Image not found (code -12) hci_dev_do_close+0xd9/0x1240 net/bluetooth/hci_core.c:1733 hci_rfkill_set_block+0x166/0x1a0 net/bluetooth/hci_core.c:2223 rfkill_set_block+0x1fd/0x540 net/rfkill/core.c:341 rfkill_fop_write+0x253/0x4b0 net/rfkill/core.c:1240 vfs_write+0x29a/0xa70 fs/read_write.c:603 ksys_write+0x1f6/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 other info that might help us debug this: Chain exists of: (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(rfkill_global_mutex); lock(&data->open_mutex); lock(rfkill_global_mutex); lock((work_completion)(&hdev->bg_scan_update)); *** DEADLOCK *** 1 lock held by syz-executor.2/6502: #0: ffffffff85619628 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0xff/0x4b0 net/rfkill/core.c:1232 stack backtrace: CPU: 1 PID: 6502 Comm: syz-executor.2 Not tainted 5.10.204 #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 check_noncircular+0x263/0x2e0 kernel/locking/lockdep.c:2123 check_prev_add kernel/locking/lockdep.c:2988 [inline] check_prevs_add kernel/locking/lockdep.c:3113 [inline] validate_chain kernel/locking/lockdep.c:3729 [inline] __lock_acquire+0x29e7/0x5b00 kernel/locking/lockdep.c:4955 lock_acquire kernel/locking/lockdep.c:5566 [inline] lock_acquire+0x197/0x470 kernel/locking/lockdep.c:5531 __flush_work+0x105/0xa90 kernel/workqueue.c:3053 __cancel_work_timer+0x368/0x4c0 kernel/workqueue.c:3144 hci_request_cancel_all+0x73/0x230 net/bluetooth/hci_request.c:3438 hci_dev_do_close+0xd9/0x1240 net/bluetooth/hci_core.c:1733 hci_rfkill_set_block+0x166/0x1a0 net/bluetooth/hci_core.c:2223 rfkill_set_block+0x1fd/0x540 net/rfkill/core.c:341 rfkill_fop_write+0x253/0x4b0 net/rfkill/core.c:1240 vfs_write+0x29a/0xa70 fs/read_write.c:603 ksys_write+0x1f6/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7f72e5785b19 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:00007f72e2cfb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f72e5898f60 RCX: 00007f72e5785b19 RDX: 0000000000000008 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007f72e57dff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdcfc8376f R14: 00007f72e2cfb300 R15: 0000000000022000 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 6525 Comm: syz-executor.4 Not tainted 5.10.204 #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] kmem_cache_alloc+0x159/0x310 mm/slub.c:2909 kmem_cache_zalloc include/linux/slab.h:654 [inline] lsm_inode_alloc security/security.c:592 [inline] security_inode_alloc+0x34/0x160 security/security.c:988 inode_init_always+0xa4e/0xd10 fs/inode.c:204 alloc_inode+0x84/0x240 fs/inode.c:240 iget5_locked fs/inode.c:1191 [inline] iget5_locked+0x148/0x230 fs/inode.c:1184 bdget+0x8e/0x360 fs/block_dev.c:920 blkdev_get_by_dev+0x21/0xb0 fs/block_dev.c:1735 swsusp_check+0x97/0x2c0 kernel/power/swap.c:1526 software_resume.part.0+0x106/0x1f0 kernel/power/hibernate.c:974 software_resume kernel/power/hibernate.c:84 [inline] resume_store+0x14b/0x170 kernel/power/hibernate.c:1176 kobj_attr_store+0x53/0x80 lib/kobject.c:864 sysfs_kf_write+0x113/0x170 fs/sysfs/file.c:139 kernfs_fop_write_iter+0x348/0x510 fs/kernfs/file.c:296 call_write_iter include/linux/fs.h:1962 [inline] do_iter_readv_writev+0x476/0x750 fs/read_write.c:740 do_iter_write+0x191/0x670 fs/read_write.c:866 vfs_iter_write+0x70/0xa0 fs/read_write.c:907 iter_file_splice_write+0x762/0xc30 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x10f/0x170 fs/splice.c:933 splice_direct_to_actor+0x387/0x980 fs/splice.c:888 do_splice_direct+0x1c4/0x290 fs/splice.c:976 do_sendfile+0x553/0x1090 fs/read_write.c:1257 __do_sys_sendfile64 fs/read_write.c:1312 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0x149/0x210 fs/read_write.c:1304 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fcd84c6fb19 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:00007fcd821e5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fcd84d82f60 RCX: 00007fcd84c6fb19 RDX: 00000000200000c0 RSI: 0000000000000003 RDI: 0000000000000005 RBP: 00007fcd821e51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffee771418f R14: 00007fcd821e5300 R15: 0000000000022000 hpet: Lost 3 RTC interrupts PM: Image not found (code -5) FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 6537 Comm: syz-executor.4 Not tainted 5.10.204 #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 mempool_alloc+0x148/0x360 mm/mempool.c:391 bio_alloc_bioset+0x36e/0x600 block/bio.c:486 bio_alloc include/linux/bio.h:402 [inline] hib_submit_io+0xc4/0x3d0 kernel/power/swap.c:277 swsusp_check+0x117/0x2c0 kernel/power/swap.c:1531 software_resume.part.0+0x106/0x1f0 kernel/power/hibernate.c:974 software_resume kernel/power/hibernate.c:84 [inline] resume_store+0x14b/0x170 kernel/power/hibernate.c:1176 kobj_attr_store+0x53/0x80 lib/kobject.c:864 sysfs_kf_write+0x113/0x170 fs/sysfs/file.c:139 kernfs_fop_write_iter+0x348/0x510 fs/kernfs/file.c:296 call_write_iter include/linux/fs.h:1962 [inline] do_iter_readv_writev+0x476/0x750 fs/read_write.c:740 do_iter_write+0x191/0x670 fs/read_write.c:866 vfs_iter_write+0x70/0xa0 fs/read_write.c:907 iter_file_splice_write+0x762/0xc30 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x10f/0x170 fs/splice.c:933 splice_direct_to_actor+0x387/0x980 fs/splice.c:888 do_splice_direct+0x1c4/0x290 fs/splice.c:976 do_sendfile+0x553/0x1090 fs/read_write.c:1257 __do_sys_sendfile64 fs/read_write.c:1312 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0x149/0x210 fs/read_write.c:1304 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fcd84c6fb19 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:00007fcd821e5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fcd84d82f60 RCX: 00007fcd84c6fb19 RDX: 00000000200000c0 RSI: 0000000000000003 RDI: 0000000000000005 RBP: 00007fcd821e51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffee771418f R14: 00007fcd821e5300 R15: 0000000000022000 hpet: Lost 3 RTC interrupts PM: Image not found (code -5) mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 6550 Comm: syz-executor.5 Not tainted 5.10.204 #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 getname_flags.part.0+0x50/0x4f0 fs/namei.c:138 getname_flags fs/namei.c:2656 [inline] user_path_at_empty+0xa1/0x100 fs/namei.c:2656 user_path_at include/linux/namei.h:60 [inline] __do_sys_pivot_root+0x13d/0x14b0 fs/namespace.c:3720 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fd7b55feb19 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:00007fd7b2b74188 EFLAGS: 00000246 ORIG_RAX: 000000000000009b RAX: ffffffffffffffda RBX: 00007fd7b5711f60 RCX: 00007fd7b55feb19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fd7b2b741d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffdaac43def R14: 00007fd7b2b74300 R15: 0000000000022000 CPU: 0 PID: 6549 Comm: syz-executor.4 Not tainted 5.10.204 #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] kmem_cache_alloc+0x159/0x310 mm/slub.c:2909 mempool_alloc+0x148/0x360 mm/mempool.c:391 bio_alloc_bioset+0x36e/0x600 block/bio.c:486 bio_alloc include/linux/bio.h:402 [inline] hib_submit_io+0xc4/0x3d0 kernel/power/swap.c:277 swsusp_check+0x117/0x2c0 kernel/power/swap.c:1531 software_resume.part.0+0x106/0x1f0 kernel/power/hibernate.c:974 software_resume kernel/power/hibernate.c:84 [inline] resume_store+0x14b/0x170 kernel/power/hibernate.c:1176 kobj_attr_store+0x53/0x80 lib/kobject.c:864 sysfs_kf_write+0x113/0x170 fs/sysfs/file.c:139 kernfs_fop_write_iter+0x348/0x510 fs/kernfs/file.c:296 call_write_iter include/linux/fs.h:1962 [inline] do_iter_readv_writev+0x476/0x750 fs/read_write.c:740 do_iter_write+0x191/0x670 fs/read_write.c:866 vfs_iter_write+0x70/0xa0 fs/read_write.c:907 iter_file_splice_write+0x762/0xc30 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x10f/0x170 fs/splice.c:933 splice_direct_to_actor+0x387/0x980 fs/splice.c:888 do_splice_direct+0x1c4/0x290 fs/splice.c:976 do_sendfile+0x553/0x1090 fs/read_write.c:1257 __do_sys_sendfile64 fs/read_write.c:1312 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0x149/0x210 fs/read_write.c:1304 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fcd84c6fb19 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:00007fcd821e5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fcd84d82f60 RCX: 00007fcd84c6fb19 RDX: 00000000200000c0 RSI: 0000000000000003 RDI: 0000000000000005 RBP: 00007fcd821e51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffee771418f R14: 00007fcd821e5300 R15: 0000000000022000 hpet: Lost 4 RTC interrupts PM: Image not found (code -5) ---------------- Code disassembly (best guess), 1 bytes skipped: 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 40 00 nopl 0x0(%rax) 10: 48 89 f8 mov %rdi,%rax 13: 48 89 f7 mov %rsi,%rdi 16: 48 89 d6 mov %rdx,%rsi 19: 48 89 ca mov %rcx,%rdx 1c: 4d 89 c2 mov %r8,%r10 1f: 4d 89 c8 mov %r9,%r8 22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 27: 0f 05 syscall * 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 2f: 73 01 jae 0x32 31: c3 retq 32: 48 c7 c1 bc ff ff ff mov $0xffffffffffffffbc,%rcx 39: f7 d8 neg %eax 3b: 64 89 01 mov %eax,%fs:(%rcx) 3e: 48 rex.W