[ 39.051712] ------------[ cut here ]------------ [ 39.052132] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.053109] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.054063] Modules linked in: [ 39.054473] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.055744] Tainted: [W]=WARN [ 39.056111] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.057050] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.057635] 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 [ 39.059665] RSP: 0018:ffff88801ab7fbc0 EFLAGS: 00010286 [ 39.060302] RAX: 0000000000000000 RBX: ffffed100356ff78 RCX: ffffffff813a4050 [ 39.061089] RDX: ffff888016fd3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.061904] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100356ff2f [ 39.062728] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.063549] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ab7fdf8 [ 39.064393] FS: 00007f3cfc854900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.065321] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.065968] CR2: 00007f3cfcd46580 CR3: 000000000cc4e000 CR4: 0000000000350ef0 [ 39.066787] Call Trace: [ 39.067085] [ 39.067380] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.067923] ? __create_object+0x59/0x80 [ 39.068444] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.069039] __vmalloc_noprof+0x59/0x60 [ 39.069526] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.070056] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.070657] bpf_prog_alloc+0x39/0x200 [ 39.071104] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.071705] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.072302] do_seccomp+0x349/0x25e0 [ 39.072732] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.073309] ? __pfx_do_seccomp+0x10/0x10 [ 39.073786] ? find_held_lock+0x2b/0x80 [ 39.074276] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.074867] ? static_key_count+0x60/0x80 [ 39.075386] prctl_set_seccomp+0x4e/0x70 [ 39.075851] __do_sys_prctl+0xe6c/0x1d70 [ 39.076365] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.076883] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.077506] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.078094] ? irqentry_exit+0xf3/0x650 [ 39.078590] do_syscall_64+0xbf/0x430 [ 39.079037] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.079645] RIP: 0033:0x7f3cfcd465cd [ 39.080080] 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 [ 39.082097] RSP: 002b:00007fff52120e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.082966] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3cfcd465cd [ 39.083797] RDX: 000055f5b640be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.084626] RBP: 00007fff52120e90 R08: 0000000000000000 R09: 00007fff52120530 [ 39.085455] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f5dedf5240 [ 39.086270] R13: 00007fff521212c0 R14: 000055f5dedf4bf0 R15: 000055f5dee094d0 [ 39.087070] [ 39.087368] irq event stamp: 1703 [ 39.087757] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 39.088740] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 39.089707] softirqs last enabled at (1252): [] handle_softirqs+0x50c/0x770 [ 39.090699] softirqs last disabled at (1243): [] __irq_exit_rcu+0xc4/0x100 [ 39.091680] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.692805] ------------[ cut here ]------------ [ 41.693760] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.695940] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.697867] Modules linked in: [ 41.698710] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.701315] Tainted: [W]=WARN [ 41.702055] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.703704] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.704671] 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 [ 41.707986] RSP: 0018:ffff88800f55fbc0 EFLAGS: 00010286 [ 41.709033] RAX: 0000000000000000 RBX: ffffed1001eabf78 RCX: ffffffff813a4050 [ 41.710371] RDX: ffff888014195340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.711733] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eabf2f [ 41.713077] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.714409] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f55fdf8 [ 41.715783] FS: 00007fbdb4166900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.717295] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.718405] CR2: 00007fbdb4658580 CR3: 000000001f6fa000 CR4: 0000000000350ef0 [ 41.719787] Call Trace: [ 41.720323] [ 41.720762] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.721712] ? __create_object+0x59/0x80 [ 41.722530] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.723568] __vmalloc_noprof+0x59/0x60 [ 41.724390] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.725315] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.726297] bpf_prog_alloc+0x39/0x200 [ 41.727043] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.728035] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.728985] do_seccomp+0x349/0x25e0 [ 41.729754] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.730695] ? __pfx_do_seccomp+0x10/0x10 [ 41.731543] ? find_held_lock+0x2b/0x80 [ 41.732369] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.733383] ? static_key_count+0x60/0x80 [ 41.734239] prctl_set_seccomp+0x4e/0x70 [ 41.735025] __do_sys_prctl+0xe6c/0x1d70 [ 41.735855] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.736767] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.737792] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.738823] ? irqentry_exit+0xf3/0x650 [ 41.739614] do_syscall_64+0xbf/0x430 [ 41.740415] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.741425] RIP: 0033:0x7fbdb46585cd [ 41.742117] 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 [ 41.745428] RSP: 002b:00007ffd0bcab5f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.746873] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbdb46585cd [ 41.748240] RDX: 00005612c8629e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.749570] RBP: 00007ffd0bcab650 R08: 0000000000000000 R09: 00007ffd0bcaacf0 [ 41.750935] R10: 0000000000000000 R11: 0000000000000246 R12: 00005612ca13fad0 [ 41.752284] R13: 00007ffd0bcaba80 R14: 00005612ca140bc0 R15: 00005612ca151780 [ 41.753472] [ 41.753766] irq event stamp: 2171 [ 41.754199] hardirqs last enabled at (2181): [] __up_console_sem+0x78/0x80 [ 41.755239] hardirqs last disabled at (2190): [] __up_console_sem+0x5d/0x80 [ 41.756277] softirqs last enabled at (2120): [] handle_softirqs+0x50c/0x770 [ 41.757275] softirqs last disabled at (2115): [] __irq_exit_rcu+0xc4/0x100 [ 41.757971] ---[ end trace 0000000000000000 ]--- [ 42.546307] ------------[ cut here ]------------ [ 42.547163] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.549264] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.550723] Modules linked in: [ 42.551346] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.553314] Tainted: [W]=WARN [ 42.553869] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.555300] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.556216] 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 [ 42.559314] RSP: 0018:ffff8880164b7bc0 EFLAGS: 00010286 [ 42.560283] RAX: 0000000000000000 RBX: ffffed1002c96f78 RCX: ffffffff813a4050 [ 42.561544] RDX: ffff888019e03780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.562799] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c96f2f [ 42.564059] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.565321] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164b7df8 [ 42.566580] FS: 00007f28f3472900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.567981] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.569026] CR2: 00007f28f3964580 CR3: 000000000df50000 CR4: 0000000000350ef0 [ 42.570286] Call Trace: [ 42.570740] [ 42.571145] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.572050] ? __create_object+0x59/0x80 [ 42.572844] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.573804] __vmalloc_noprof+0x59/0x60 [ 42.574548] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.575405] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.576333] bpf_prog_alloc+0x39/0x200 [ 42.577012] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.577933] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.578821] do_seccomp+0x349/0x25e0 [ 42.579520] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.580417] ? __pfx_do_seccomp+0x10/0x10 [ 42.581157] ? find_held_lock+0x2b/0x80 [ 42.581901] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.582861] ? static_key_count+0x60/0x80 [ 42.583659] prctl_set_seccomp+0x4e/0x70 [ 42.584442] __do_sys_prctl+0xe6c/0x1d70 [ 42.585169] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.586026] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.586979] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.587942] ? irqentry_exit+0xf3/0x650 [ 42.588711] do_syscall_64+0xbf/0x430 [ 42.589444] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.590381] RIP: 0033:0x7f28f39645cd [ 42.591032] 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 [ 42.594140] RSP: 002b:00007ffc514876e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.595491] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f28f39645cd [ 42.596776] RDX: 00005627c75c2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.598032] RBP: 00007ffc51487740 R08: 0000000000000000 R09: 00007ffc51486de0 [ 42.599291] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627d0ffaad0 [ 42.600554] R13: 00007ffc51487b70 R14: 00005627d0ffbbc0 R15: 00005627d100c780 [ 42.601830] [ 42.602292] irq event stamp: 1731 [ 42.602888] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.604407] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 42.605906] softirqs last enabled at (1758): [] handle_softirqs+0x50c/0x770 [ 42.607418] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 42.608920] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13846' (ECDSA) to the list of known hosts. 2025/11/18 06:26:09 fuzzer started 2025/11/18 06:26:09 dialing manager at localhost:37895 2025/11/18 06:26:09 checking machine... 2025/11/18 06:26:09 checking revisions... [ 43.583416] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:26:09 testing simple program... [ 43.660736] cgroup: Unknown subsys name 'net' [ 43.728062] cgroup: Unknown subsys name 'cpuset' [ 43.743161] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:26:08 Registers: info registers vcpu 0 RAX=1ffffffff0cdaead RBX=ffffffff866d756c RCX=ffffffff815d307f RDX=0000000000000000 RSI=ffffffff86a42a24 RDI=ffffffff866d754c RBP=ffffffff866d756c RSP=ffff888009627768 R8 =ffffffff86a42a24 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000011c66 R12=ffffffff866d7570 R13=ffffffff866d754c R14=ffffffff866d7568 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000213 [----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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbdb471e0b0 CR3=000000000d894000 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=2c2c2c2c2c2c2c2c2c2c2c2c2c2c2c2c XMM01=00000000000000000000000000ff0000 XMM02=00000000000000000000000000ff0000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=6c6f636f746f72702f6374652f006563 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000009 RDX=0000000000000003 RSI=0000000000000010 RDI=ffff888018bcf8c0 RBP=ffff888018bcf8c0 RSP=ffff8880184efdd0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000003 R13=0000000000000010 R14=0000000000000003 R15=0000000000000009 RIP=ffffffff822bb154 RFL=00000293 [--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 00007fbdb4166900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd0bca5000 CR3=000000000d894000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000