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Message-ID: <fbf480e4-8698-371d-42dc-44aab1349d94@gmail.com>
Date: Fri, 5 Jun 2020 17:18:31 +0200
From: Mikhail Morfikov <mmorfikov@...il.com>
To: lkrg-users@...ts.openwall.com
Subject: Re: Re: Support for 5.7 linux kernel?
Should this happen when the module is being unloaded?
Jun 05 17:13:13 morfikownia kernel: [p_lkrg] Unloading LKRG...
Jun 05 17:13:13 morfikownia kernel: Freezing user space processes ... (elapsed 0.066 seconds) done.
Jun 05 17:13:13 morfikownia kernel: OOM killer disabled.
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: Disabling lock debugging due to kernel taint
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x0000000086d79b69 objects=32 used=1 fp=0x00000000aa2f2ea6 flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: ? slub_cpu_dead+0xa0/0xa0
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x00000000defb0f93 @offset=13376
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x000000005c01fda4 objects=32 used=1 fp=0x0000000063765798 flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x00000000e0d5088b @offset=8256
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x000000005d647f85 objects=32 used=2 fp=0x00000000b918d3af flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x000000000c7b91ab @offset=10304
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x0000000039e915cf @offset=15936
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x000000006680d780 objects=32 used=1 fp=0x000000008e023b88 flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x00000000d65fa66a @offset=2624
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x00000000622e8095 objects=32 used=1 fp=0x000000008df9aea1 flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x00000000d4061e63 @offset=4160
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x000000003707a2f8 objects=32 used=1 fp=0x00000000852b4d2e flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x00000000578272a1 @offset=12352
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x00000000214236ef objects=32 used=1 fp=0x00000000729f4030 flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x00000000716329c9 @offset=5184
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x000000004d4d8cba objects=32 used=1 fp=0x00000000430b4d0e flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x000000009edef888 @offset=13888
Jun 05 17:13:13 morfikownia kernel: =============================================================================
Jun 05 17:13:13 morfikownia kernel: BUG p_ed_pids (Tainted: G B O T): Objects remaining in p_ed_pids on __kmem_cache_shutdown()
Jun 05 17:13:13 morfikownia kernel: -----------------------------------------------------------------------------
Jun 05 17:13:13 morfikownia kernel: INFO: Slab 0x00000000027879cd objects=32 used=1 fp=0x0000000088d2fc36 flags=0x2ffe00000010200
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: slab_err+0xdc/0x103
Jun 05 17:13:13 morfikownia kernel: __kmem_cache_shutdown.cold+0x31/0x158
Jun 05 17:13:13 morfikownia kernel: shutdown_cache+0x16/0x1b0
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy+0x229/0x250
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: INFO: Object 0x000000002c44a2ce @offset=4160
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy p_ed_pids: Slab cache still has objects
Jun 05 17:13:13 morfikownia kernel: CPU: 2 PID: 156664 Comm: modprobe Tainted: G B O T 5.7.0-amd64 #6
Jun 05 17:13:13 morfikownia kernel: Hardware name: LENOVO 2349BM5/2349BM5, BIOS G1ETC2WW (2.82 ) 08/07/2019
Jun 05 17:13:13 morfikownia kernel: Call Trace:
Jun 05 17:13:13 morfikownia kernel: dump_stack+0x50/0x68
Jun 05 17:13:13 morfikownia kernel: kmem_cache_destroy.cold+0x15/0x1a
Jun 05 17:13:13 morfikownia kernel: p_delete_rb_ed_pids+0x8f/0xb0 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_exploit_detection_exit+0x3e/0x60 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: p_lkrg_deregister+0x5a/0x6f4 [p_lkrg]
Jun 05 17:13:13 morfikownia kernel: __x64_sys_delete_module+0x1a8/0x2f0
Jun 05 17:13:13 morfikownia kernel: trace_clock_x86_tsc+0x10/0x10
Jun 05 17:13:13 morfikownia kernel: ? do_syscall_64+0x30/0x5f1
Jun 05 17:13:13 morfikownia kernel: ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 05 17:13:13 morfikownia kernel: OOM killer enabled.
Jun 05 17:13:13 morfikownia kernel: Restarting tasks ... done.
Jun 05 17:13:13 morfikownia kernel: [p_lkrg] LKRG unloaded!
Jun 05 17:13:13 morfikownia systemd-udevd[1128]: Network interface NamePolicy= disabled on kernel command line, ignoring.
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