tmpfs: Bad value for 'mpol' ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#0: syz-executor.6/3968 Modules linked in: CPU: 0 UID: 0 PID: 3968 Comm: syz-executor.6 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mntput_no_expire+0x78e/0xbe0 Code: 05 16 42 81 04 01 e8 31 f8 91 ff e9 41 fc ff ff e8 b7 50 b4 ff 31 ff 44 89 ee e8 dd 4b b4 ff 45 85 ed 79 09 e8 a3 50 b4 ff 90 <0f> 0b 90 e8 9a 50 b4 ff e8 75 f6 fb 02 31 ff 89 c5 89 c6 e8 ba 4b RSP: 0018:ffff88804855f9b8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff110090abf3c RCX: ffffffff81bf96d3 RDX: ffff8880484a1b80 RSI: ffffffff81bf96dd RDI: 0000000000000005 RBP: ffff88800d49a000 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000001 R12: ffff88804855fa20 R13: 00000000ffffffff R14: dead000000000100 R15: ffff88800d49a000 FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7c0a9e0368 CR3: 000000001d4a0000 CR4: 0000000000350ef0 Call Trace: namespace_unlock+0x7f1/0x810 put_mnt_ns+0xf5/0x120 free_nsproxy+0x3a/0x400 switch_task_namespaces+0xe2/0x100 do_exit+0x841/0x2970 do_group_exit+0xd3/0x2a0 get_signal+0x2315/0x2340 arch_do_signal_or_restart+0x80/0x790 irqentry_exit_to_user_mode+0x106/0x1c0 exc_page_fault+0xd9/0x180 asm_exc_page_fault+0x26/0x30 RIP: 0033:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 002b:0000000020000228 EFLAGS: 00010217 RAX: 0000000000000000 RBX: 00007fd785aa6f60 RCX: 00007fd785993b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000240 RBP: 00007fd7859edf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff5f64077f R14: 00007fd782f09300 R15: 0000000000022000 irq event stamp: 1675 hardirqs last enabled at (1683): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1692): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1662): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1347): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- syz-executor.5 (4029) used greatest stack depth: 24176 bytes left No source specified No source specified ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#0: syz-executor.3/283 Modules linked in: CPU: 0 UID: 0 PID: 283 Comm: syz-executor.3 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mntput_no_expire+0x78e/0xbe0 Code: 05 16 42 81 04 01 e8 31 f8 91 ff e9 41 fc ff ff e8 b7 50 b4 ff 31 ff 44 89 ee e8 dd 4b b4 ff 45 85 ed 79 09 e8 a3 50 b4 ff 90 <0f> 0b 90 e8 9a 50 b4 ff e8 75 f6 fb 02 31 ff 89 c5 89 c6 e8 ba 4b RSP: 0018:ffff888015767c00 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff11002aecf85 RCX: ffffffff81bf96d3 RDX: ffff888018d19b80 RSI: ffffffff81bf96dd RDI: 0000000000000005 RBP: ffff8880478b4fc0 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000001 R12: ffff888015767c68 R13: 00000000ffffffff R14: dead000000000100 R15: ffff8880478b4fc0 FS: 0000555573491400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055557349ac58 CR3: 00000000375b0000 CR4: 0000000000350ef0 Call Trace: namespace_unlock+0x7f1/0x810 path_umount+0x6a4/0x1100 __x64_sys_umount+0x15c/0x190 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1c24003f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 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:00007ffc222b9b08 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 0000000000000023 RCX: 00007f1c24003f87 RDX: 00007ffc222b9bda RSI: 000000000000000a RDI: 00007ffc222b9bd0 RBP: 00007ffc222b9bd0 R08: 00000000ffffffff R09: 00007ffc222b99a0 R10: 0000555573492c7b R11: 0000000000000246 R12: 00007f1c2405c105 R13: 00007ffc222bac90 R14: 0000555573492c20 R15: 00007ffc222bacd0 irq event stamp: 200753 hardirqs last enabled at (200761): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (200776): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (200774): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (200769): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#0: syz-executor.3/283 Modules linked in: CPU: 0 UID: 0 PID: 283 Comm: syz-executor.3 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mntput_no_expire+0x78e/0xbe0 Code: 05 16 42 81 04 01 e8 31 f8 91 ff e9 41 fc ff ff e8 b7 50 b4 ff 31 ff 44 89 ee e8 dd 4b b4 ff 45 85 ed 79 09 e8 a3 50 b4 ff 90 <0f> 0b 90 e8 9a 50 b4 ff e8 75 f6 fb 02 31 ff 89 c5 89 c6 e8 ba 4b RSP: 0018:ffff888015767ce0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff11002aecfa1 RCX: ffffffff81bf96d3 RDX: ffff888018d19b80 RSI: ffffffff81bf96dd RDI: 0000000000000005 RBP: ffff8880478b4fc0 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000fffffffe R11: 0000000000000001 R12: ffff888015767d48 R13: 00000000fffffffe R14: ffff8880478b4fc0 R15: ffff8880478b50a8 FS: 0000555573491400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d42a000 CR3: 00000000375b0000 CR4: 0000000000350ef0 Call Trace: path_umount+0x6e0/0x1100 __x64_sys_umount+0x15c/0x190 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1c24003f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 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:00007ffc222b9b08 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 0000000000000023 RCX: 00007f1c24003f87 RDX: 00007ffc222b9bda RSI: 000000000000000a RDI: 00007ffc222b9bd0 RBP: 00007ffc222b9bd0 R08: 00000000ffffffff R09: 00007ffc222b99a0 R10: 0000555573492c7b R11: 0000000000000246 R12: 00007f1c2405c105 R13: 00007ffc222bac90 R14: 0000555573492c20 R15: 00007ffc222bacd0 irq event stamp: 201359 hardirqs last enabled at (201369): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (201378): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (201216): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (201205): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- audit: type=1400 audit(1756471454.865:11): avc: denied { read } for pid=4157 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 kmemleak: Found object by alias at 0x607f1a632818 CPU: 0 UID: 0 PID: 4253 Comm: syz-executor.7 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 get_signal+0x2315/0x2340 arch_do_signal_or_restart+0x80/0x790 exit_to_user_mode_loop+0x8b/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1c66238b19 Code: Unable to access opcode bytes at 0x7f1c66238aef. RSP: 002b:00007f1c637ae218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000000 RBX: 00007f1c6634bf68 RCX: 00007f1c66238b19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f1c6634bf68 RBP: 00007f1c6634bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c6634bf6c R13: 00007ffd59b256af R14: 00007f1c637ae300 R15: 0000000000022000 kmemleak: Object (percpu) 0x607f1a632814 (size 8): kmemleak: comm "syz-executor.1", pid 4259, jiffies 4294791236 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 clone_mnt+0x6c/0xb70 copy_tree+0x105/0xaf0 copy_mnt_ns+0x1ab/0xab0 create_new_namespaces+0xd6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f capability: warning: `syz-executor.4' uses deprecated v2 capabilities in a way that may be insecure kmemleak: Found object by alias at 0x607f1a6399d0 CPU: 1 UID: 0 PID: 4299 Comm: syz-executor.6 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 __x64_sys_exit_group+0x3e/0x50 x64_sys_call+0x18c5/0x18d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd785993b19 Code: Unable to access opcode bytes at 0x7fd785993aef. RSP: 002b:00007fff5f6409a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fd785993b19 RDX: 00007fd78594672b RSI: ffffffffffffffbc RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000001 R14: 0000000000000001 R15: 00007fff5f640a90 kmemleak: Object (percpu) 0x607f1a6399cc (size 8): kmemleak: comm "syz-executor.1", pid 4300, jiffies 4294791833 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 clone_mnt+0x6c/0xb70 copy_tree+0x34b/0xaf0 copy_mnt_ns+0x1ab/0xab0 create_new_namespaces+0xd6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f kmemleak: Found object by alias at 0x607f1a632818 CPU: 1 UID: 0 PID: 4307 Comm: syz-executor.7 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 get_signal+0x2315/0x2340 arch_do_signal_or_restart+0x80/0x790 exit_to_user_mode_loop+0x8b/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1c66238b19 Code: Unable to access opcode bytes at 0x7f1c66238aef. RSP: 002b:00007f1c637ae218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007f1c6634bf68 RCX: 00007f1c66238b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f1c6634bf6c RBP: 00007f1c6634bf60 R08: 0000000000000009 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 00007f1c6634bf6c R13: 00007ffd59b256af R14: 00007f1c637ae300 R15: 0000000000022000 kmemleak: Object (percpu) 0x607f1a632814 (size 8): kmemleak: comm "syz-executor.1", pid 4300, jiffies 4294791833 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 clone_mnt+0x6c/0xb70 copy_tree+0x105/0xaf0 copy_mnt_ns+0x1ab/0xab0 create_new_namespaces+0xd6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#0: syz-executor.1/4309 Modules linked in: CPU: 0 UID: 0 PID: 4309 Comm: syz-executor.1 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mntput_no_expire+0x78e/0xbe0 Code: 05 16 42 81 04 01 e8 31 f8 91 ff e9 41 fc ff ff e8 b7 50 b4 ff 31 ff 44 89 ee e8 dd 4b b4 ff 45 85 ed 79 09 e8 a3 50 b4 ff 90 <0f> 0b 90 e8 9a 50 b4 ff e8 75 f6 fb 02 31 ff 89 c5 89 c6 e8 ba 4b RSP: 0018:ffff88804866fbd0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff110090cdf7f RCX: ffffffff81bf96d3 RDX: ffff888046b45280 RSI: ffffffff81bf96dd RDI: 0000000000000005 RBP: ffff88801f950700 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000001 R12: ffff88804866fc38 R13: 00000000ffffffff R14: dead000000000100 R15: ffff88801f950700 FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f8df73fc0 CR3: 00000000137af000 CR4: 0000000000350ef0 Call Trace: namespace_unlock+0x7f1/0x810 put_mnt_ns+0xf5/0x120 free_nsproxy+0x3a/0x400 switch_task_namespaces+0xe2/0x100 do_exit+0x841/0x2970 do_group_exit+0xd3/0x2a0 __x64_sys_exit_group+0x3e/0x50 x64_sys_call+0x18c5/0x18d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6f909feb19 Code: Unable to access opcode bytes at 0x7f6f909feaef. RSP: 002b:00007f6f8df73bc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f6f90b11f60 RCX: 00007f6f909feb19 RDX: 00007f6f909feb19 RSI: 0000000000000000 RDI: 000000000000000b RBP: 000000000000000b R08: 0000000000000000 R09: 00007f6f90b11f60 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe9f1c1e1f R14: 00007f6f8df74300 R15: 0000000000022000 irq event stamp: 725 hardirqs last enabled at (735): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (744): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (528): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (523): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- syz-executor.6: page allocation failure: order:0, mode:0x10cc0(GFP_KERNEL|__GFP_NORETRY), nodemask=(null),cpuset=/,mems_allowed=0 CPU: 0 UID: 0 PID: 4316 Comm: syz-executor.6 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xfa/0x120 warn_alloc+0x211/0x360 __alloc_frozen_pages_noprof+0x125e/0x1f20 alloc_pages_mpol+0xed/0x340 alloc_pages_noprof+0xa1/0x380 kimage_alloc_pages+0x71/0x240 kimage_alloc_control_pages+0x18f/0x970 do_kexec_load+0x417/0x8a0 __x64_sys_kexec_load+0x1c6/0x230 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd785993b19 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:00007fd782f09188 EFLAGS: 00000246 ORIG_RAX: 00000000000000f6 RAX: ffffffffffffffda RBX: 00007fd785aa6f60 RCX: 00007fd785993b19 RDX: 0000000020000040 RSI: 0000000000000010 RDI: 0000000000000000 RBP: 00007fd7859edf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff5f64077f R14: 00007fd782f09300 R15: 0000000000022000 Mem-Info: active_anon:57 inactive_anon:70016 isolated_anon:0 active_file:9182 inactive_file:39115 isolated_file:50 unevictable:0 dirty:49 writeback:21 slab_reclaimable:5383 slab_unreclaimable:51260 mapped:80840 shmem:114 pagetables:1374 sec_pagetables:0 bounce:0 kernel_misc_reclaimable:0 free:5689 free_pcp:159 free_cma:0 Node 0 active_anon:228kB inactive_anon:280064kB active_file:36812kB inactive_file:155332kB unevictable:0kB isolated(anon):0kB isolated(file):212kB mapped:323360kB dirty:196kB writeback:84kB shmem:456kB kernel_stack:4768kB pagetables:5496kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB Node 0 DMA free:6448kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:24kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 1601 1601 1601 Node 0 DMA32 free:17820kB boost:12484kB min:17560kB low:19184kB high:20808kB reserved_highatomic:0KB free_highatomic:0KB active_anon:228kB inactive_anon:280064kB active_file:36896kB inactive_file:154692kB unevictable:0kB writepending:280kB present:2080640kB managed:1639464kB mlocked:0kB bounce:0kB free_pcp:720kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 0*4kB 2*8kB (UM) 0*16kB 1*32kB (M) 2*64kB (UM) 1*128kB (M) 2*256kB (UM) 1*512kB (M) 1*1024kB (M) 0*2048kB 1*4096kB (M) = 6448kB Node 0 DMA32: 634*4kB (ME) 193*8kB (ME) 79*16kB (ME) 65*32kB (UME) 40*64kB (ME) 24*128kB (ME) 12*256kB (UME) 5*512kB (ME) 0*1024kB 0*2048kB 0*4096kB = 18688kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 45306 total pagecache pages 0 pages in swap cache Free swap = 0kB Total swap = 0kB 524158 pages RAM 0 pages HighMem/MovableOnly 110452 pages reserved kexec: Could not allocate control_code_buffer loop2: detected capacity change from 0 to 1 FAT-fs (loop2): Directory bread(block 3) failed FAT-fs (loop2): Directory bread(block 4) failed FAT-fs (loop2): Directory bread(block 5) failed FAT-fs (loop2): Directory bread(block 6) failed FAT-fs (loop2): Directory bread(block 7) failed FAT-fs (loop2): Directory bread(block 8) failed FAT-fs (loop2): Directory bread(block 9) failed kmemleak: Found object by alias at 0x607f1a632818 CPU: 1 UID: 0 PID: 4499 Comm: syz-executor.7 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 __x64_sys_exit_group+0x3e/0x50 x64_sys_call+0x18c5/0x18d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1c66238b19 Code: Unable to access opcode bytes at 0x7f1c66238aef. RSP: 002b:00007ffd59b258d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f1c66238b19 RDX: 00007f1c661eb72b RSI: ffffffffffffffbc RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000001b2d5216b8 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd59b259c0 kmemleak: Object (percpu) 0x607f1a632814 (size 8): kmemleak: comm "syz-executor.4", pid 4497, jiffies 4294794383 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 clone_mnt+0x6c/0xb70 copy_tree+0x34b/0xaf0 copy_mnt_ns+0x1ab/0xab0 create_new_namespaces+0xd6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f kmemleak: Cannot insert 0x607f1a632818 into the object search tree (overlaps existing) CPU: 0 UID: 0 PID: 4497 Comm: syz-executor.4 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __link_object+0x190/0x210 __create_object+0x48/0x80 pcpu_alloc_noprof+0x87a/0x1170 alloc_netdev_mqs+0x131/0x1360 sit_init_net+0x19e/0x630 ops_init+0x1e1/0x650 setup_net+0x10d/0x320 copy_net_ns+0x2e3/0x650 create_new_namespaces+0x3f6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb8c03b1b19 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:00007fb8bd927188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fb8c04c4f60 RCX: 00007fb8c03b1b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000240 RBP: 00007fb8c040bf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdabfc38ff R14: 00007fb8bd927300 R15: 0000000000022000 kmemleak: Kernel memory leak detector disabled kmemleak: Object (percpu) 0x607f1a632814 (size 8): kmemleak: comm "syz-executor.4", pid 4497, jiffies 4294794383 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 clone_mnt+0x6c/0xb70 copy_tree+0x34b/0xaf0 copy_mnt_ns+0x1ab/0xab0 create_new_namespaces+0xd6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f ------------[ cut here ]------------ WARNING: fs/namespace.c:1375 at cleanup_mnt+0x33f/0x430, CPU#0: syz-executor.4/111 Modules linked in: CPU: 0 UID: 0 PID: 111 Comm: syz-executor.4 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:cleanup_mnt+0x33f/0x430 Code: c7 a0 45 d1 85 e8 01 7c fa 02 49 8d 7d 40 5b 48 c7 c6 10 e2 be 81 5d 41 5c 41 5d 41 5e 41 5f e9 57 b3 9c ff e8 82 46 b4 ff 90 <0f> 0b 90 e9 e6 fc ff ff e8 74 46 b4 ff 4c 89 ef e8 6c d7 06 00 e9 RSP: 0018:ffff88800978faf8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000009 RCX: ffffffff81bf9de5 RDX: ffff88804d611b80 RSI: ffffffff81bfa0fe RDI: 0000000000000005 RBP: ffff88800eaee740 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000009 R11: 0000000000000000 R12: ffff88804d612458 R13: ffff88800eaee540 R14: 0000000000000001 R15: ffff88800eaee580 FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d223000 CR3: 000000004709a000 CR4: 0000000000350ef0 Call Trace: task_work_run+0x172/0x280 do_exit+0x846/0x2970 do_group_exit+0xd3/0x2a0 get_signal+0x2315/0x2340 arch_do_signal_or_restart+0x80/0x790 irqentry_exit_to_user_mode+0x106/0x1c0 exc_page_fault+0xd9/0x180 asm_exc_page_fault+0x26/0x30 RIP: 0033:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 002b:000000002000021c EFLAGS: 00010217 RAX: 0000000000000000 RBX: 00007fb8c04c4f60 RCX: 00007fb8c03b1b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000240 RBP: 00007fb8c040bf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdabfc38ff R14: 00007fb8bd927300 R15: 0000000000022000 irq event stamp: 911 hardirqs last enabled at (919): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (928): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (446): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (139): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- audit: type=1400 audit(1756471460.029:12): avc: denied { watch_reads } for pid=4540 comm="syz-executor.1" path="/syzkaller-testdir252067226/syzkaller.02u9O6/32/file0" dev="tmpfs" ino=1 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:tmpfs_t:s0 tclass=dir permissive=1 ieee802154 phy0 wpan0: encryption failed: -22 netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. kmemleak: Automatic memory scanning thread ended random: crng reseeded on system resumption random: crng reseeded on system resumption random: crng reseeded on system resumption random: crng reseeded on system resumption