[ 46.861444] ------------[ cut here ]------------ [ 46.862164] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.863743] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.864877] Modules linked in: [ 46.865343] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.866868] Tainted: [W]=WARN [ 46.867295] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.868433] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.869128] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.871566] RSP: 0018:ffff888019e67bc0 EFLAGS: 00010286 [ 46.872316] RAX: 0000000000000000 RBX: ffffed10033ccf78 RCX: ffffffff813a4050 [ 46.873307] RDX: ffff888016d55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.874306] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033ccf2f [ 46.875295] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.876302] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e67df8 [ 46.877292] FS: 00007f034cb79900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.878411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.879236] CR2: 00007ffe6875eef7 CR3: 000000000e34b000 CR4: 0000000000350ef0 [ 46.880243] Call Trace: [ 46.880629] [ 46.880948] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.881639] ? __create_object+0x59/0x80 [ 46.882215] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.882953] __vmalloc_noprof+0x59/0x60 [ 46.883502] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.884191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.884919] bpf_prog_alloc+0x39/0x200 [ 46.885453] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.886177] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.886876] do_seccomp+0x349/0x25e0 [ 46.887395] ? find_held_lock+0x2b/0x80 [ 46.887994] ? do_prlimit+0x310/0x610 [ 46.888541] ? __pfx_do_seccomp+0x10/0x10 [ 46.889143] ? do_raw_spin_unlock+0x53/0x220 [ 46.889789] ? _raw_spin_unlock+0x1e/0x40 [ 46.890355] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.891098] ? static_key_count+0x60/0x80 [ 46.891727] prctl_set_seccomp+0x4e/0x70 [ 46.892300] __do_sys_prctl+0xe6c/0x1d70 [ 46.892906] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.893527] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.894253] ? irqentry_exit+0xf3/0x650 [ 46.894841] do_syscall_64+0xbf/0x430 [ 46.895374] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.896110] RIP: 0033:0x7f034d06b5cd [ 46.896639] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.899032] RSP: 002b:00007ffe6875dd60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.900084] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f034d06b5cd [ 46.901067] RDX: 000055c80fad5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.902049] RBP: 00007ffe6875ddc0 R08: 0000000000000000 R09: 00007ffe6875d460 [ 46.903029] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c8492e9b10 [ 46.904031] R13: 00007ffe6875e1f0 R14: 000055c8492ea2b0 R15: 000055c8492fe6f0 [ 46.905036] [ 46.905359] irq event stamp: 1747 [ 46.905851] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 46.907019] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 46.908194] softirqs last enabled at (1294): [] handle_softirqs+0x50c/0x770 [ 46.909367] softirqs last disabled at (1285): [] __irq_exit_rcu+0xc4/0x100 [ 46.910524] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.475329] ------------[ cut here ]------------ [ 49.476325] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.478365] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.480059] Modules linked in: [ 49.480770] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.482748] Tainted: [W]=WARN [ 49.483305] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.484735] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.485644] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.488766] RSP: 0018:ffff888017d27bc0 EFLAGS: 00010286 [ 49.489721] RAX: 0000000000000000 RBX: ffffed1002fa4f78 RCX: ffffffff813a4050 [ 49.490982] RDX: ffff888019c18000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.492309] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fa4f2f [ 49.493603] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.494863] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d27df8 [ 49.496132] FS: 00007f6aff1e4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.497532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.498554] CR2: 00007f6aff6d6580 CR3: 0000000020583000 CR4: 0000000000350ef0 [ 49.499823] Call Trace: [ 49.500287] [ 49.500736] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.501551] ? __create_object+0x59/0x80 [ 49.502308] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.503255] __vmalloc_noprof+0x59/0x60 [ 49.503994] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.504829] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.505737] bpf_prog_alloc+0x39/0x200 [ 49.506407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.507287] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.508155] do_seccomp+0x349/0x25e0 [ 49.508854] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.509727] ? __pfx_do_seccomp+0x10/0x10 [ 49.510445] ? find_held_lock+0x2b/0x80 [ 49.511174] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.512123] ? static_key_count+0x60/0x80 [ 49.512904] prctl_set_seccomp+0x4e/0x70 [ 49.513644] __do_sys_prctl+0xe6c/0x1d70 [ 49.514355] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.515178] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.516122] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.517071] ? irqentry_exit+0xf3/0x650 [ 49.517817] do_syscall_64+0xbf/0x430 [ 49.518500] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.519425] RIP: 0033:0x7f6aff6d65cd [ 49.520123] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.523212] RSP: 002b:00007ffcd6a01410 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.524538] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6aff6d65cd [ 49.525779] RDX: 00005558dbd04e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.527031] RBP: 00007ffcd6a01470 R08: 0000000000000000 R09: 00007ffcd6a00b10 [ 49.528345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555903a12ad0 [ 49.529594] R13: 00007ffcd6a018a0 R14: 0000555903a13bc0 R15: 0000555903a24780 [ 49.530858] [ 49.531269] irq event stamp: 1853 [ 49.531897] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 49.533380] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 49.534836] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 49.536302] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 49.537720] ---[ end trace 0000000000000000 ]--- [ 50.261962] ------------[ cut here ]------------ [ 50.262801] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.264550] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.265857] Modules linked in: [ 50.266373] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.268126] Tainted: [W]=WARN [ 50.268659] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.269968] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.270776] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.273611] RSP: 0018:ffff888018267bc0 EFLAGS: 00010286 [ 50.274431] RAX: 0000000000000000 RBX: ffffed100304cf78 RCX: ffffffff813a4050 [ 50.275558] RDX: ffff888019d5d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.276711] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100304cf2f [ 50.277836] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.278963] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018267df8 [ 50.280106] FS: 00007f77179ff900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.281375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.282317] CR2: 00007ffd4fe10ef7 CR3: 000000000df72000 CR4: 0000000000350ef0 [ 50.283446] Call Trace: [ 50.283913] [ 50.284296] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.285117] ? __create_object+0x59/0x80 [ 50.285832] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.286735] __vmalloc_noprof+0x59/0x60 [ 50.287403] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.288211] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.289062] bpf_prog_alloc+0x39/0x200 [ 50.289739] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.290541] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.291359] do_seccomp+0x349/0x25e0 [ 50.292024] ? find_held_lock+0x2b/0x80 [ 50.292718] ? do_prlimit+0x310/0x610 [ 50.293354] ? __pfx_do_seccomp+0x10/0x10 [ 50.294068] ? do_raw_spin_unlock+0x53/0x220 [ 50.294823] ? _raw_spin_unlock+0x1e/0x40 [ 50.295490] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.296376] ? static_key_count+0x60/0x80 [ 50.297100] prctl_set_seccomp+0x4e/0x70 [ 50.297806] __do_sys_prctl+0xe6c/0x1d70 [ 50.298476] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.299256] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.300148] ? irqentry_exit+0xf3/0x650 [ 50.300846] do_syscall_64+0xbf/0x430 [ 50.301480] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.302348] RIP: 0033:0x7f7717ef15cd [ 50.302991] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.305947] RSP: 002b:00007ffd4fe0e3a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.307198] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7717ef15cd [ 50.308379] RDX: 0000560e15365e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.309544] RBP: 00007ffd4fe0e400 R08: 0000000000000000 R09: 00007ffd4fe0daa0 [ 50.310717] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560e49c122b0 [ 50.311885] R13: 00007ffd4fe0e830 R14: 0000560e49c14d20 R15: 0000560e49c268d0 [ 50.313078] [ 50.313461] irq event stamp: 1771 [ 50.314053] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 50.315437] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 50.316833] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 50.318239] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 50.319611] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14546' (ECDSA) to the list of known hosts. 2025/11/18 15:40:53 fuzzer started 2025/11/18 15:40:53 dialing manager at localhost:34383 2025/11/18 15:40:53 checking machine... 2025/11/18 15:40:53 checking revisions... [ 51.203841] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:40:53 testing simple program... [ 51.298186] cgroup: Unknown subsys name 'net' [ 51.371455] cgroup: Unknown subsys name 'cpuset' [ 51.401479] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:40:52 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888016dc7658 RCX=ffffffff84c0ea1b RDX=1ffff11002db8fcd RSI=ffffffff84c0eacb RDI=ffff888016dc7e68 RBP=ffff888016dc7e40 RSP=ffff888016dc75c8 R8 =ffff88800cc4ca00 R9 =ffff88800cc4c000 R10=00007f6aff199000 R11=ffff88800cc4c000 R12=ffff888016dc7a90 R13=0000000000000002 R14=00007f6aff1cffff R15=0000000000000002 RIP=ffffffff84c0ebae RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f6aff1e4900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6aff19d008 CR3=0000000020591000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff888014218e48 RCX=ffffffff8152da53 RDX=1ffff110028431cb RSI=0000000000000004 RDI=ffff888014218e48 RBP=ffff888014218e50 RSP=ffff88800adfeea0 R8 =0000000000000000 R9 =ffffed10028431c9 R10=ffff888014218e4b R11=0000000000000001 R12=ffff888014218e58 R13=0000000008000000 R14=0000000000000001 R15=0000000000000001 RIP=ffffffff8152db02 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000555903a4ee58 CR3=0000000005c8a000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000a60ce07b00000000cec3662e XMM01=00000000000000003df9ba63b182d632 XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000777074 XMM04=00007f05772e9c71000000725f646975 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000726f7475636578652d7a7973 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000