------------[ cut here ]------------ WARNING: CPU: 0 PID: 37497 at kernel/events/core.c:2233 event_filter_match+0x422/0x660 Modules linked in: CPU: 0 PID: 37497 Comm: syz-executor.2 Not tainted 6.0.0-rc6-next-20220923 #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 1b 1e f1 ff 65 8b 2d e0 88 ad 7e 31 ff 89 ee e8 bb 1a f1 ff 85 ed 0f 84 ef 00 00 00 e8 fe 1d f1 ff <0f> 0b eb 9f e8 c5 80 23 00 e9 17 fc ff ff e8 eb 1d f1 ff 48 8d 7b RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046 RAX: 0000000080010001 RBX: ffff888018420000 RCX: 0000000000000000 RDX: ffff8880393d1ac0 RSI: ffffffff8154ecf2 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b001b R12: ffff888018420220 R13: 0000000000000000 R14: ffff8880184200a8 R15: ffff888018420220 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2b64a95000 CR3: 00000000172d2000 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:__sanitizer_cov_trace_pc+0xd/0x70 Code: a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 5d 30 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 89 63 bc 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 00 01 ff 00 74 0e RSP: 0018:ffff88801708f748 EFLAGS: 00000287 RAX: 0000000080000000 RBX: 0000000020ffffff RCX: 0000000080000000 RDX: ffff8880393d1ac0 RSI: ffffffff840dec2a RDI: 0000000000000006 RBP: ffff88801708f8d8 R08: 0000000000000006 R09: 0000000020ffffff R10: 00007f5c13e76fff R11: 0000000000000001 R12: 0000000000000001 R13: 00007f5c13e76fff R14: ffff8880099cb200 R15: ffff8880099cb20c mas_next_nentry+0x8a/0xa00 mas_find+0x1d2/0xdd0 free_pgtables+0x242/0x420 exit_mmap+0x1b4/0x680 mmput+0xd1/0x390 do_exit+0xa2e/0x27f0 do_group_exit+0xd0/0x2a0 get_signal+0x219a/0x22d0 arch_do_signal_or_restart+0x89/0x1be0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x19/0x40 do_syscall_64+0x48/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5c16920b19 Code: Unable to access opcode bytes at 0x7f5c16920aef. RSP: 002b:00007f5c13e96218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007f5c16a33f68 RCX: 00007f5c16920b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f5c16a33f6c RBP: 00007f5c16a33f60 R08: 0000000000000016 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 00007f5c16a33f6c R13: 00007ffc22d3449f R14: 00007f5c13e96300 R15: 0000000000022000 irq event stamp: 1098 hardirqs last enabled at (1097): [] folio_memcg_lock+0x130/0x4a0 hardirqs last disabled at (1098): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (466): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (443): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 37497 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110 Modules linked in: CPU: 0 PID: 37497 Comm: syz-executor.2 Tainted: G W 6.0.0-rc6-next-20220923 #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 c8 1a ef ff 65 8b 05 8d 85 ab 7e 31 ff 89 c6 89 04 24 e8 65 17 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 a5 1a ef ff <0f> 0b e9 c4 fb ff ff e8 99 1a ef ff 4c 89 e8 48 05 18 01 00 00 e9 RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046 RAX: 0000000080010001 RBX: ffff88806ce3f000 RCX: 0000000000000000 RDX: ffff8880393d1ac0 RSI: ffffffff8156f04b RDI: 0000000000000005 RBP: ffff888018420000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b001b R12: ffff88806ce3f000 R13: 0000000000000001 R14: ffff8880184200a8 R15: ffff888018420220 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2b64a95000 CR3: 00000000172d2000 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:__sanitizer_cov_trace_pc+0xd/0x70 Code: a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 5d 30 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 89 63 bc 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 00 01 ff 00 74 0e RSP: 0018:ffff88801708f748 EFLAGS: 00000287 RAX: 0000000080000000 RBX: 0000000020ffffff RCX: 0000000080000000 RDX: ffff8880393d1ac0 RSI: ffffffff840dec2a RDI: 0000000000000006 RBP: ffff88801708f8d8 R08: 0000000000000006 R09: 0000000020ffffff R10: 00007f5c13e76fff R11: 0000000000000001 R12: 0000000000000001 R13: 00007f5c13e76fff R14: ffff8880099cb200 R15: ffff8880099cb20c mas_next_nentry+0x8a/0xa00 mas_find+0x1d2/0xdd0 free_pgtables+0x242/0x420 exit_mmap+0x1b4/0x680 mmput+0xd1/0x390 do_exit+0xa2e/0x27f0 do_group_exit+0xd0/0x2a0 get_signal+0x219a/0x22d0 arch_do_signal_or_restart+0x89/0x1be0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x19/0x40 do_syscall_64+0x48/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5c16920b19 Code: Unable to access opcode bytes at 0x7f5c16920aef. RSP: 002b:00007f5c13e96218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007f5c16a33f68 RCX: 00007f5c16920b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f5c16a33f6c RBP: 00007f5c16a33f60 R08: 0000000000000016 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 00007f5c16a33f6c R13: 00007ffc22d3449f R14: 00007f5c13e96300 R15: 0000000000022000 irq event stamp: 1098 hardirqs last enabled at (1097): [] folio_memcg_lock+0x130/0x4a0 hardirqs last disabled at (1098): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (466): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (443): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 37509 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0 Modules linked in: CPU: 0 PID: 37509 Comm: syz-executor.6 Tainted: G W 6.0.0-rc6-next-20220923 #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 72 5b ee ff 65 44 8b 25 36 c6 aa 7e 31 ff 44 89 e6 e8 10 58 ee ff 45 85 e4 0f 84 0a 05 00 00 e8 52 5b ee ff <0f> 0b e9 a9 f8 ff ff e8 46 5b ee ff 65 8b 1d 0b c6 aa 7e 31 ff 89 RSP: 0018:ffff88806ce09798 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff888018420000 RCX: 0000000000000100 RDX: ffff88803bb1d040 RSI: ffffffff8157af9e RDI: 0000000000000005 RBP: ffff888018420000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff888018420090 R14: ffff88806ce3f000 R15: ffff888018420000 FS: 00007f225a3b0700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd04fbcb0a0 CR3: 000000003d68e000 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+0x3b/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:unwind_next_frame+0x4a0/0x20b0 Code: 0f 84 10 0d 00 00 0f 87 b1 02 00 00 3c 04 0f 84 c6 0a 00 00 3c 05 0f 85 99 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 14 24 <48> c1 ea 03 80 3c 02 00 0f 85 76 18 00 00 4c 89 c0 49 8b 4e 48 48 RSP: 0018:ffff88806ce099f8 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: 0000000000000002 RCX: 0000000000000001 RDX: ffff88806ce09ac0 RSI: 0000000000000001 RDI: ffffffff85e00338 RBP: ffff88806ce09ad0 R08: ffffffff86246450 R09: ffffffff86246454 R10: ffffed100d9c135c R11: 000000000003603d R12: ffff88806ce09ab9 R13: ffff88806ce09ad8 R14: ffff88806ce09a78 R15: ffffffff86246455 arch_stack_walk+0x83/0xf0 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 rcu_core+0x7e2/0x2080 __do_softirq+0x1c3/0x8f5 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x5/0x20 sysvec_apic_timer_interrupt+0x8e/0xc0 asm_sysvec_apic_timer_interrupt+0x16/0x20 RIP: 0010:__sanitizer_cov_trace_cmp8+0xa/0x20 Code: 48 8b 0c 24 89 f2 89 fe bf 04 00 00 00 e9 1e ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 0c 24 48 89 f2 48 89 fe 06 00 00 00 e9 fc fe ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 RSP: 0018:ffff8880385b7600 EFLAGS: 00000216 RAX: 000000000000f4bf RBX: 000000000002f8d4 RCX: ffffffff8168f620 RDX: 000000000007ffdf RSI: 000000000002f8d4 RDI: 000000000002f8d4 RBP: 1ffff110070b6ec2 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803c8a4000 R13: 00007f225b0cd000 R14: 000000000007ffdf R15: 0000000000000000 vm_normal_page+0xf0/0x2e0 copy_page_range+0xf78/0x43b0 dup_mmap+0xa4a/0xfc0 dup_mm+0x91/0x380 copy_process+0x6ac7/0x6e20 kernel_clone+0xe7/0x890 __do_sys_clone3+0x1d5/0x2e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f225ce3ab19 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:00007f225a3b0188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f225cf4df60 RCX: 00007f225ce3ab19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200016c0 RBP: 00007f225ce94f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcf273daff R14: 00007f225a3b0300 R15: 0000000000022000 irq event stamp: 775 hardirqs last enabled at (774): [] kasan_quarantine_put+0x8b/0x1f0 hardirqs last disabled at (775): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (718): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (767): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 37509 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0 Modules linked in: CPU: 0 PID: 37509 Comm: syz-executor.6 Tainted: G W 6.0.0-rc6-next-20220923 #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 46 5b ee ff 65 8b 1d 0b c6 aa 7e 31 ff 89 de e8 e6 57 ee ff 85 db 0f 84 86 04 00 00 e8 29 5b ee ff <0f> 0b e9 0e fa ff ff e8 1d 5b ee ff 48 8b 7c 24 20 48 81 c7 f8 00 RSP: 0018:ffff88806ce09798 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100 RDX: ffff88803bb1d040 RSI: ffffffff8157afc7 RDI: 0000000000000005 RBP: ffff888018420000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888018420000 R13: ffff888018420000 R14: ffff88806ce3f000 R15: ffff888018420000 FS: 00007f225a3b0700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd04fbcb0a0 CR3: 000000003d68e000 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+0x3b/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:unwind_next_frame+0x4a0/0x20b0 Code: 0f 84 10 0d 00 00 0f 87 b1 02 00 00 3c 04 0f 84 c6 0a 00 00 3c 05 0f 85 99 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 14 24 <48> c1 ea 03 80 3c 02 00 0f 85 76 18 00 00 4c 89 c0 49 8b 4e 48 48 RSP: 0018:ffff88806ce099f8 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: 0000000000000002 RCX: 0000000000000001 RDX: ffff88806ce09ac0 RSI: 0000000000000001 RDI: ffffffff85e00338 RBP: ffff88806ce09ad0 R08: ffffffff86246450 R09: ffffffff86246454 R10: ffffed100d9c135c R11: 000000000003603d R12: ffff88806ce09ab9 R13: ffff88806ce09ad8 R14: ffff88806ce09a78 R15: ffffffff86246455 arch_stack_walk+0x83/0xf0 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 rcu_core+0x7e2/0x2080 __do_softirq+0x1c3/0x8f5 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x5/0x20 sysvec_apic_timer_interrupt+0x8e/0xc0 asm_sysvec_apic_timer_interrupt+0x16/0x20 RIP: 0010:__sanitizer_cov_trace_cmp8+0xa/0x20 Code: 48 8b 0c 24 89 f2 89 fe bf 04 00 00 00 e9 1e ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 0c 24 48 89 f2 48 89 fe 06 00 00 00 e9 fc fe ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 RSP: 0018:ffff8880385b7600 EFLAGS: 00000216 RAX: 000000000000f4bf RBX: 000000000002f8d4 RCX: ffffffff8168f620 RDX: 000000000007ffdf RSI: 000000000002f8d4 RDI: 000000000002f8d4 RBP: 1ffff110070b6ec2 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803c8a4000 R13: 00007f225b0cd000 R14: 000000000007ffdf R15: 0000000000000000 vm_normal_page+0xf0/0x2e0 copy_page_range+0xf78/0x43b0 dup_mmap+0xa4a/0xfc0 dup_mm+0x91/0x380 copy_process+0x6ac7/0x6e20 kernel_clone+0xe7/0x890 __do_sys_clone3+0x1d5/0x2e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f225ce3ab19 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:00007f225a3b0188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f225cf4df60 RCX: 00007f225ce3ab19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200016c0 RBP: 00007f225ce94f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcf273daff R14: 00007f225a3b0300 R15: 0000000000022000 irq event stamp: 775 hardirqs last enabled at (774): [] kasan_quarantine_put+0x8b/0x1f0 hardirqs last disabled at (775): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (718): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (767): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 37509 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0 Modules linked in: CPU: 0 PID: 37509 Comm: syz-executor.6 Tainted: G W 6.0.0-rc6-next-20220923 #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 3d d9 f0 ff e8 38 d9 f0 ff 65 8b 1d fd 43 ad 7e 31 ff 89 de e8 d8 d5 f0 ff 85 db 0f 84 d3 02 00 00 e8 1b d9 f0 ff <0f> 0b eb 97 e8 12 d9 f0 ff 48 8d 7d 10 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffff88806ce09790 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100 RDX: ffff88803bb1d040 RSI: ffffffff815531d5 RDI: 0000000000000005 RBP: ffff888018420000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880184200a8 R14: 0000000000000001 R15: 0000000000000001 FS: 00007f225a3b0700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd04fbcb0a0 CR3: 000000003d68e000 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+0x3b/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:unwind_next_frame+0x4a0/0x20b0 Code: 0f 84 10 0d 00 00 0f 87 b1 02 00 00 3c 04 0f 84 c6 0a 00 00 3c 05 0f 85 99 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 14 24 <48> c1 ea 03 80 3c 02 00 0f 85 76 18 00 00 4c 89 c0 49 8b 4e 48 48 RSP: 0018:ffff88806ce099f8 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: 0000000000000002 RCX: 0000000000000001 RDX: ffff88806ce09ac0 RSI: 0000000000000001 RDI: ffffffff85e00338 RBP: ffff88806ce09ad0 R08: ffffffff86246450 R09: ffffffff86246454 R10: ffffed100d9c135c R11: 000000000003603d R12: ffff88806ce09ab9 R13: ffff88806ce09ad8 R14: ffff88806ce09a78 R15: ffffffff86246455 arch_stack_walk+0x83/0xf0 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 rcu_core+0x7e2/0x2080 __do_softirq+0x1c3/0x8f5 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x5/0x20 sysvec_apic_timer_interrupt+0x8e/0xc0 asm_sysvec_apic_timer_interrupt+0x16/0x20 RIP: 0010:__sanitizer_cov_trace_cmp8+0xa/0x20 Code: 48 8b 0c 24 89 f2 89 fe bf 04 00 00 00 e9 1e ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 0c 24 48 89 f2 48 89 fe 06 00 00 00 e9 fc fe ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 RSP: 0018:ffff8880385b7600 EFLAGS: 00000216 RAX: 000000000000f4bf RBX: 000000000002f8d4 RCX: ffffffff8168f620 RDX: 000000000007ffdf RSI: 000000000002f8d4 RDI: 000000000002f8d4 RBP: 1ffff110070b6ec2 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803c8a4000 R13: 00007f225b0cd000 R14: 000000000007ffdf R15: 0000000000000000 vm_normal_page+0xf0/0x2e0 copy_page_range+0xf78/0x43b0 dup_mmap+0xa4a/0xfc0 dup_mm+0x91/0x380 copy_process+0x6ac7/0x6e20 kernel_clone+0xe7/0x890 __do_sys_clone3+0x1d5/0x2e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f225ce3ab19 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:00007f225a3b0188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f225cf4df60 RCX: 00007f225ce3ab19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200016c0 RBP: 00007f225ce94f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcf273daff R14: 00007f225a3b0300 R15: 0000000000022000 irq event stamp: 775 hardirqs last enabled at (774): [] kasan_quarantine_put+0x8b/0x1f0 hardirqs last disabled at (775): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (718): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (767): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: a8 01 test $0x1,%al 2: 00 00 add %al,(%rax) 4: e8 b4 ff ff ff callq 0xffffffbd 9: 31 c0 xor %eax,%eax b: e9 5d 30 1a 03 jmpq 0x31a306d 10: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1) 17: 00 00 00 00 1b: 66 90 xchg %ax,%ax 1d: 65 8b 05 89 63 bc 7e mov %gs:0x7ebc6389(%rip),%eax # 0x7ebc63ad 24: 89 c1 mov %eax,%ecx 26: 48 8b 34 24 mov (%rsp),%rsi * 2a: 81 e1 00 01 00 00 and $0x100,%ecx <-- trapping instruction 30: 65 48 8b 14 25 c0 6e mov %gs:0x26ec0,%rdx 37: 02 00 39: a9 00 01 ff 00 test $0xff0100,%eax 3e: 74 0e je 0x4e