audit: type=1400 audit(1664848593.243:8): avc: denied { kernel } for pid=3574 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3575 at kernel/events/core.c:2233 event_filter_match+0x422/0x660 Modules linked in: CPU: 0 PID: 3575 Comm: modprobe Not tainted 6.0.0-rc7-next-20220930 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:event_filter_match+0x422/0x660 Code: 00 00 00 e9 7c fc ff ff e8 7b 33 f1 ff 65 8b 2d 00 9d ad 7e 31 ff 89 ee e8 1b 30 f1 ff 85 ed 0f 84 ef 00 00 00 e8 5e 33 f1 ff <0f> 0b eb 9f e8 d5 a1 23 00 e9 17 fc ff ff e8 4b 33 f1 ff 48 8d 7b RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046 RAX: 0000000000010001 RBX: ffff88803b968000 RCX: 0000000000000000 RDX: ffff88803f510000 RSI: ffffffff8154d8d2 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88803b968220 R13: 0000000000000000 R14: ffff88803b9680a8 R15: ffff88803b968220 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f067cd25620 CR3: 0000000040334000 CR4: 0000000000350ef0 Call Trace: merge_sched_in+0x107/0x1110 visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0 ctx_sched_in+0x2e6/0x770 perf_event_sched_in+0x75/0x80 ctx_resched+0x1ce/0x390 __perf_install_in_context+0x285/0x9c0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:lock_acquire+0x1db/0x530 Code: 02 b8 ff ff ff ff 65 0f c1 05 71 52 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 RSP: 0018:ffff8880405273c0 EFLAGS: 00000206 RAX: dffffc0000000000 RBX: 1ffff110080a4e7a RCX: 0000000075d02bfc RDX: 1ffff11007ea212e RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff86cd37c7 R10: fffffbfff0d9a6f8 R11: 0000000000000001 R12: 0000000000000002 R13: 0000000000000000 R14: ffffffff85407320 R15: 0000000000000000 __is_insn_slot_addr+0x3d/0x250 kernel_text_address+0x44/0xb0 __kernel_text_address+0x9/0x40 unwind_get_return_address+0x55/0xa0 arch_stack_walk+0x99/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free_bulk.part.0+0x210/0x770 mas_destroy+0x380/0x560 mas_store_prealloc+0xf0/0x160 do_mas_align_munmap.constprop.0+0x843/0x1000 do_mas_munmap+0x1e8/0x2b0 mmap_region+0x21c/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 ksys_mmap_pgoff+0x3d0/0x4f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fca66fb3d82 Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00 RSP: 002b:00007fff179d9df8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007fca66fb3d82 RDX: 0000000000000001 RSI: 000000000000b000 RDI: 00007fca66f85000 RBP: 00007fca66f85000 R08: 0000000000000000 R09: 000000000001b000 R10: 0000000000000812 R11: 0000000000000206 R12: 00007fca66f92000 R13: 00007fff179d9e10 R14: 00007fff179d9e70 R15: 00007fff179da1a0 irq event stamp: 3438 hardirqs last enabled at (3437): [] call_rcu+0x589/0xa30 hardirqs last disabled at (3438): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (3096): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (3087): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3575 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110 Modules linked in: CPU: 0 PID: 3575 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220930 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:merge_sched_in+0xadb/0x1110 Code: ff ff e8 08 0e ef ff 65 8b 05 8d 77 ab 7e 31 ff 89 c6 89 04 24 e8 a5 0a ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 e5 0d ef ff <0f> 0b e9 c4 fb ff ff e8 d9 0d ef ff 4c 89 e8 48 05 18 01 00 00 e9 RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046 RAX: 0000000000010001 RBX: ffff88806ce3d2c0 RCX: 0000000000000000 RDX: ffff88803f510000 RSI: ffffffff8156fe4b RDI: 0000000000000005 RBP: ffff88803b968000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3d2c0 R13: ffff88806ce00000 R14: ffff88803b9680a8 R15: ffff88803b968220 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f067cd25620 CR3: 0000000040334000 CR4: 0000000000350ef0 Call Trace: visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0 ctx_sched_in+0x2e6/0x770 perf_event_sched_in+0x75/0x80 ctx_resched+0x1ce/0x390 __perf_install_in_context+0x285/0x9c0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:lock_acquire+0x1db/0x530 Code: 02 b8 ff ff ff ff 65 0f c1 05 71 52 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 RSP: 0018:ffff8880405273c0 EFLAGS: 00000206 RAX: dffffc0000000000 RBX: 1ffff110080a4e7a RCX: 0000000075d02bfc RDX: 1ffff11007ea212e RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff86cd37c7 R10: fffffbfff0d9a6f8 R11: 0000000000000001 R12: 0000000000000002 R13: 0000000000000000 R14: ffffffff85407320 R15: 0000000000000000 __is_insn_slot_addr+0x3d/0x250 kernel_text_address+0x44/0xb0 __kernel_text_address+0x9/0x40 unwind_get_return_address+0x55/0xa0 arch_stack_walk+0x99/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free_bulk.part.0+0x210/0x770 mas_destroy+0x380/0x560 mas_store_prealloc+0xf0/0x160 do_mas_align_munmap.constprop.0+0x843/0x1000 do_mas_munmap+0x1e8/0x2b0 mmap_region+0x21c/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 ksys_mmap_pgoff+0x3d0/0x4f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fca66fb3d82 Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00 RSP: 002b:00007fff179d9df8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007fca66fb3d82 RDX: 0000000000000001 RSI: 000000000000b000 RDI: 00007fca66f85000 RBP: 00007fca66f85000 R08: 0000000000000000 R09: 000000000001b000 R10: 0000000000000812 R11: 0000000000000206 R12: 00007fca66f92000 R13: 00007fff179d9e10 R14: 00007fff179d9e70 R15: 00007fff179da1a0 irq event stamp: 3438 hardirqs last enabled at (3437): [] call_rcu+0x589/0xa30 hardirqs last disabled at (3438): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (3096): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (3087): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- audit: type=1400 audit(1664848593.358:9): avc: denied { write } for pid=3574 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3628 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0 Modules linked in: CPU: 0 PID: 3628 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220930 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:perf_group_detach+0x99e/0x12f0 Code: 85 d5 f8 ff ff e8 b2 4e ee ff 65 44 8b 25 36 b8 aa 7e 31 ff 44 89 e6 e8 50 4b ee ff 45 85 e4 0f 84 0a 05 00 00 e8 92 4e ee ff <0f> 0b e9 a9 f8 ff ff e8 86 4e ee ff 65 8b 1d 0b b8 aa 7e 31 ff 89 RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010001 RBX: ffff88803b968000 RCX: 0000000000000000 RDX: ffff88803f7e5040 RSI: ffffffff8157bd9e RDI: 0000000000000005 RBP: ffff88803b968000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: 0000000000000000 R13: ffff88803b968090 R14: ffff88806ce3d2c0 R15: ffff88803b968000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff15c6ff98 CR3: 0000000019e74000 CR4: 0000000000350ef0 Call Trace: __perf_remove_from_context+0x71e/0xb20 event_function+0x297/0x3d0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:memset+0x32/0x50 Code: 89 d4 ba 01 00 00 00 55 48 8b 4c 24 18 4c 89 e6 48 89 fd e8 f0 f6 ff ff 84 c0 74 13 4c 89 e2 44 89 ee 48 89 ef 5d 41 5c 41 5d 29 53 9c 02 5d 31 c0 41 5c 41 5d e9 fd bb e7 02 66 66 2e 0f 1f RSP: 0018:ffff8880404bf498 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffff8880404bf588 RCX: ffffffff8111c29a RDX: 0000000000000070 RSI: 0000000000000000 RDI: ffff8880404bf4f0 RBP: ffff88803f7e5040 R08: 0000000000000001 R09: ffff8880404bf55f R10: ffffed1008097eab R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880404bf518 R14: ffff88803f7e5040 R15: ffff8880404bf4f0 __unwind_start+0x2a/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free+0xf7/0x610 mt_destroy_walk+0xe73/0x10a0 __mt_destroy+0x23b/0x280 do_mas_align_munmap.constprop.0+0xc20/0x1000 do_mas_munmap+0x1e8/0x2b0 mmap_region+0x21c/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 ksys_mmap_pgoff+0x3d0/0x4f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2dfc305d82 Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00 RSP: 002b:00007ffc8fcb3df8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007f2dfc305d82 RDX: 0000000000000005 RSI: 000000000014b000 RDI: 00007f2dfbe28000 RBP: 00007f2dfbe28000 R08: 0000000000000000 R09: 0000000000025000 R10: 0000000000000812 R11: 0000000000000206 R12: 00007f2dfc2e4a20 R13: 00007ffc8fcb3e10 R14: 00007ffc8fcb3e40 R15: 00007ffc8fcb4230 irq event stamp: 8216 hardirqs last enabled at (8215): [] call_rcu+0x589/0xa30 hardirqs last disabled at (8216): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (8050): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (8041): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3628 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0 Modules linked in: CPU: 0 PID: 3628 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220930 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:perf_group_detach+0x9c7/0x12f0 Code: ff 0f 0b e9 a9 f8 ff ff e8 86 4e ee ff 65 8b 1d 0b b8 aa 7e 31 ff 89 de e8 26 4b ee ff 85 db 0f 84 86 04 00 00 e8 69 4e ee ff <0f> 0b e9 0e fa ff ff e8 5d 4e ee ff 48 8b 7c 24 20 48 81 c7 f8 00 RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010001 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88803f7e5040 RSI: ffffffff8157bdc7 RDI: 0000000000000005 RBP: ffff88803b968000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88803b968000 R13: ffff88803b968000 R14: ffff88806ce3d2c0 R15: ffff88803b968000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff15c6ff98 CR3: 0000000019e74000 CR4: 0000000000350ef0 Call Trace: __perf_remove_from_context+0x71e/0xb20 event_function+0x297/0x3d0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:memset+0x32/0x50 Code: 89 d4 ba 01 00 00 00 55 48 8b 4c 24 18 4c 89 e6 48 89 fd e8 f0 f6 ff ff 84 c0 74 13 4c 89 e2 44 89 ee 48 89 ef 5d 41 5c 41 5d 29 53 9c 02 5d 31 c0 41 5c 41 5d e9 fd bb e7 02 66 66 2e 0f 1f RSP: 0018:ffff8880404bf498 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffff8880404bf588 RCX: ffffffff8111c29a RDX: 0000000000000070 RSI: 0000000000000000 RDI: ffff8880404bf4f0 RBP: ffff88803f7e5040 R08: 0000000000000001 R09: ffff8880404bf55f R10: ffffed1008097eab R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880404bf518 R14: ffff88803f7e5040 R15: ffff8880404bf4f0 __unwind_start+0x2a/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free+0xf7/0x610 mt_destroy_walk+0xe73/0x10a0 __mt_destroy+0x23b/0x280 do_mas_align_munmap.constprop.0+0xc20/0x1000 do_mas_munmap+0x1e8/0x2b0 mmap_region+0x21c/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 ksys_mmap_pgoff+0x3d0/0x4f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2dfc305d82 Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00 RSP: 002b:00007ffc8fcb3df8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007f2dfc305d82 RDX: 0000000000000005 RSI: 000000000014b000 RDI: 00007f2dfbe28000 RBP: 00007f2dfbe28000 R08: 0000000000000000 R09: 0000000000025000 R10: 0000000000000812 R11: 0000000000000206 R12: 00007f2dfc2e4a20 R13: 00007ffc8fcb3e10 R14: 00007ffc8fcb3e40 R15: 00007ffc8fcb4230 irq event stamp: 8216 hardirqs last enabled at (8215): [] call_rcu+0x589/0xa30 hardirqs last disabled at (8216): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (8050): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (8041): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3628 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0 Modules linked in: CPU: 0 PID: 3628 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220930 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:perf_event_update_sibling_time+0xd5/0x4d0 Code: 5e 41 5f e9 0d f0 f0 ff e8 08 f0 f0 ff 65 8b 1d 8d 59 ad 7e 31 ff 89 de e8 a8 ec f0 ff 85 db 0f 84 d3 02 00 00 e8 eb ef f0 ff <0f> 0b eb 97 e8 e2 ef f0 ff 48 8d 7d 10 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffff88806ce09e58 EFLAGS: 00010046 RAX: 0000000080010001 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88803f7e5040 RSI: ffffffff81551c45 RDI: 0000000000000005 RBP: ffff88803b968000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: 0000000000000000 R13: ffff88803b9680a8 R14: 0000000000000001 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff15c6ff98 CR3: 0000000019e74000 CR4: 0000000000350ef0 Call Trace: list_del_event+0x524/0x860 __perf_remove_from_context+0xd2/0xb20 event_function+0x297/0x3d0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:memset+0x32/0x50 Code: 89 d4 ba 01 00 00 00 55 48 8b 4c 24 18 4c 89 e6 48 89 fd e8 f0 f6 ff ff 84 c0 74 13 4c 89 e2 44 89 ee 48 89 ef 5d 41 5c 41 5d 29 53 9c 02 5d 31 c0 41 5c 41 5d e9 fd bb e7 02 66 66 2e 0f 1f RSP: 0018:ffff8880404bf498 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffff8880404bf588 RCX: ffffffff8111c29a RDX: 0000000000000070 RSI: 0000000000000000 RDI: ffff8880404bf4f0 RBP: ffff88803f7e5040 R08: 0000000000000001 R09: ffff8880404bf55f R10: ffffed1008097eab R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880404bf518 R14: ffff88803f7e5040 R15: ffff8880404bf4f0 __unwind_start+0x2a/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free+0xf7/0x610 mt_destroy_walk+0xe73/0x10a0 __mt_destroy+0x23b/0x280 do_mas_align_munmap.constprop.0+0xc20/0x1000 do_mas_munmap+0x1e8/0x2b0 mmap_region+0x21c/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 ksys_mmap_pgoff+0x3d0/0x4f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2dfc305d82 Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00 RSP: 002b:00007ffc8fcb3df8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007f2dfc305d82 RDX: 0000000000000005 RSI: 000000000014b000 RDI: 00007f2dfbe28000 RBP: 00007f2dfbe28000 R08: 0000000000000000 R09: 0000000000025000 R10: 0000000000000812 R11: 0000000000000206 R12: 00007f2dfc2e4a20 R13: 00007ffc8fcb3e10 R14: 00007ffc8fcb3e40 R15: 00007ffc8fcb4230 irq event stamp: 8216 hardirqs last enabled at (8215): [] call_rcu+0x589/0xa30 hardirqs last disabled at (8216): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (8050): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (8041): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ ====================================================== ---------------- Code disassembly (best guess): 0: 02 b8 ff ff ff ff add -0x1(%rax),%bh 6: 65 0f c1 05 71 52 d8 xadd %eax,%gs:0x7ed85271(%rip) # 0x7ed8527f d: 7e e: 83 f8 01 cmp $0x1,%eax 11: 0f 85 c8 02 00 00 jne 0x2df 17: 48 83 7c 24 08 00 cmpq $0x0,0x8(%rsp) 1d: 74 01 je 0x20 1f: fb sti 20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 27: fc ff df * 2a: 48 01 c3 add %rax,%rbx <-- trapping instruction 2d: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) 34: 48 c7 43 08 00 00 00 movq $0x0,0x8(%rbx) 3b: 00 3c: 48 rex.W 3d: 8b .byte 0x8b 3e: 84 .byte 0x84 3f: 24 .byte 0x24