[ 39.049242] ------------[ cut here ]------------ [ 39.050165] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.052236] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 39.053695] Modules linked in: [ 39.054345] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.056345] Tainted: [W]=WARN [ 39.056892] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.058581] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.059560] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.062721] RSP: 0018:ffff888017a97bc0 EFLAGS: 00010286 [ 39.063692] RAX: 0000000000000000 RBX: ffffed1002f52f78 RCX: ffffffff813a4050 [ 39.064959] RDX: ffff8880169ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.066232] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f52f2f [ 39.067532] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.068812] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a97df8 [ 39.070093] FS: 00007fe4dba84900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.071520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.072571] CR2: 00007fe4dbf76580 CR3: 000000000d8e9000 CR4: 0000000000350ef0 [ 39.073851] Call Trace: [ 39.074354] [ 39.074762] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.075664] ? __create_object+0x59/0x80 [ 39.076452] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.077414] __vmalloc_noprof+0x59/0x60 [ 39.078132] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.079003] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.079930] bpf_prog_alloc+0x39/0x200 [ 39.080668] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.081587] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.082492] do_seccomp+0x349/0x25e0 [ 39.083157] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.084055] ? __pfx_do_seccomp+0x10/0x10 [ 39.084841] ? find_held_lock+0x2b/0x80 [ 39.085599] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.086577] ? static_key_count+0x60/0x80 [ 39.087373] prctl_set_seccomp+0x4e/0x70 [ 39.088098] __do_sys_prctl+0xe6c/0x1d70 [ 39.088874] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.089722] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.090691] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.091656] ? irqentry_exit+0xf3/0x650 [ 39.092429] do_syscall_64+0xbf/0x430 [ 39.093116] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.094066] RIP: 0033:0x7fe4dbf765cd [ 39.094758] 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 [ 39.097916] RSP: 002b:00007fff87b03720 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.099264] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe4dbf765cd [ 39.100541] RDX: 00005598f1e6be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.101825] RBP: 00007fff87b03780 R08: 0000000000000000 R09: 00007fff87b02e20 [ 39.102805] R10: 0000000000000000 R11: 0000000000000246 R12: 00005598fba6ead0 [ 39.103629] R13: 00007fff87b03bb0 R14: 00005598fba6fbc0 R15: 00005598fba80780 [ 39.104455] [ 39.104724] irq event stamp: 1845 [ 39.105105] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 39.106084] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 39.106983] softirqs last enabled at (1662): [] handle_softirqs+0x50c/0x770 [ 39.107869] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 39.108736] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.729468] ------------[ cut here ]------------ [ 41.730421] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.732450] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 41.733899] Modules linked in: [ 41.734572] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.736556] Tainted: [W]=WARN [ 41.737113] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.738584] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.739504] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 41.742673] RSP: 0018:ffff888016b57bc0 EFLAGS: 00010286 [ 41.743641] RAX: 0000000000000000 RBX: ffffed1002d6af78 RCX: ffffffff813a4050 [ 41.744917] RDX: ffff888017063780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.746214] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d6af2f [ 41.747503] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.748776] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b57df8 [ 41.750086] FS: 00007f1dbb3b5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.751549] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.752603] CR2: 00007f1dbb8a7580 CR3: 0000000020116000 CR4: 0000000000350ef0 [ 41.753895] Call Trace: [ 41.754413] [ 41.754825] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.755727] ? __create_object+0x59/0x80 [ 41.756511] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.757478] __vmalloc_noprof+0x59/0x60 [ 41.758205] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.759088] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.760022] bpf_prog_alloc+0x39/0x200 [ 41.760758] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.761688] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.762593] do_seccomp+0x349/0x25e0 [ 41.763316] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.764164] ? __pfx_do_seccomp+0x10/0x10 [ 41.764947] ? find_held_lock+0x2b/0x80 [ 41.765702] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.766681] ? static_key_count+0x60/0x80 [ 41.767477] prctl_set_seccomp+0x4e/0x70 [ 41.768203] __do_sys_prctl+0xe6c/0x1d70 [ 41.768994] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.769888] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.770861] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.771825] ? irqentry_exit+0xf3/0x650 [ 41.772600] do_syscall_64+0xbf/0x430 [ 41.773347] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.774329] RIP: 0033:0x7f1dbb8a75cd [ 41.774992] 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 [ 41.778153] RSP: 002b:00007fff627cc040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.779490] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1dbb8a75cd [ 41.780761] RDX: 0000562b4d8d0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.782054] RBP: 00007fff627cc0a0 R08: 0000000000000000 R09: 00007fff627cb740 [ 41.783336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562b7b5f1ad0 [ 41.784628] R13: 00007fff627cc4d0 R14: 0000562b7b5f2bc0 R15: 0000562b7b603780 [ 41.785932] [ 41.786396] irq event stamp: 1707 [ 41.787001] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 41.788519] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 41.790042] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 41.791597] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 41.793104] ---[ end trace 0000000000000000 ]--- [ 42.518679] ------------[ cut here ]------------ [ 42.519620] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.522209] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 42.523739] Modules linked in: [ 42.524387] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.526383] Tainted: [W]=WARN [ 42.526942] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.528412] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.529322] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.532520] RSP: 0018:ffff88800f3efbc0 EFLAGS: 00010286 [ 42.533485] RAX: 0000000000000000 RBX: ffffed1001e7df78 RCX: ffffffff813a4050 [ 42.534764] RDX: ffff888019785340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.536040] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e7df2f [ 42.537309] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.538607] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f3efdf8 [ 42.539879] FS: 00007f562f714900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.541307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.542527] CR2: 00007f562fc06580 CR3: 000000000d1b4000 CR4: 0000000000350ef0 [ 42.543812] Call Trace: [ 42.544315] [ 42.544728] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.545636] ? __create_object+0x59/0x80 [ 42.546432] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.547422] __vmalloc_noprof+0x59/0x60 [ 42.548128] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.548996] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.549934] bpf_prog_alloc+0x39/0x200 [ 42.550666] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.551583] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.552488] do_seccomp+0x349/0x25e0 [ 42.553157] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.554071] ? __pfx_do_seccomp+0x10/0x10 [ 42.554857] ? find_held_lock+0x2b/0x80 [ 42.555611] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.556574] ? static_key_count+0x60/0x80 [ 42.557380] prctl_set_seccomp+0x4e/0x70 [ 42.558118] __do_sys_prctl+0xe6c/0x1d70 [ 42.558899] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.559753] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.560719] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.561686] ? irqentry_exit+0xf3/0x650 [ 42.562466] do_syscall_64+0xbf/0x430 [ 42.563169] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.564110] RIP: 0033:0x7f562fc065cd [ 42.564814] 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 [ 42.567951] RSP: 002b:00007ffcd705f680 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.569303] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f562fc065cd [ 42.570597] RDX: 000055e911f9de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.571859] RBP: 00007ffcd705f6e0 R08: 0000000000000000 R09: 00007ffcd705ed80 [ 42.573150] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e935609b10 [ 42.574434] R13: 00007ffcd705fb10 R14: 000055e93560a2b0 R15: 000055e93561e6f0 [ 42.575713] [ 42.576130] irq event stamp: 1781 [ 42.576772] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 42.578286] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 42.579648] softirqs last enabled at (1434): [] handle_softirqs+0x50c/0x770 [ 42.580930] softirqs last disabled at (1427): [] __irq_exit_rcu+0xc4/0x100 [ 42.582215] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44416' (ECDSA) to the list of known hosts. 2025/11/17 18:15:20 fuzzer started 2025/11/17 18:15:21 dialing manager at localhost:37895 2025/11/17 18:15:21 checking machine... 2025/11/17 18:15:21 checking revisions... [ 43.557704] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:15:21 testing simple program... [ 43.652862] cgroup: Unknown subsys name 'net' [ 43.725831] cgroup: Unknown subsys name 'cpuset' [ 43.746672] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:15:20 Registers: info registers vcpu 0 RAX=0000000000022000 RBX=ffff888017065340 RCX=0000000000000001 RDX=0000000000022005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888017065d98 RSP=ffff88806ce088c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888017065de8 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270cc RFL=00000006 [-----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 00007f1dbb3b5900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff627c6000 CR3=000000000de24000 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=6720646572637465733a4d41503d706f 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=000000000e5f3000 RBX=000000000e5f3000 RCX=ffffffff8259f71a RDX=000000000001c064 RSI=ffffffff8259f728 RDI=0000000000000007 RBP=ffff88800a990000 RSP=ffff888009fef1e0 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=000000000001c064 R11=0000000000000001 R12=000000000001c064 R13=ffff88800a9901a0 R14=ffff88800a990098 R15=ffffffff862e1880 RIP=ffffffff8259f72e RFL=00000093 [--S-A-C] 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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd2d559fa8 CR3=000000000dcca000 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=000000000000000008d769582e68424c XMM02=00000000000000000000000000000000 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732039313a35313a3831203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000