[ 39.289774] ------------[ cut here ]------------ [ 39.290715] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.292758] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.294216] Modules linked in: [ 39.294852] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.296840] Tainted: [W]=WARN [ 39.297390] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.298859] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.299759] 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 [ 39.302891] RSP: 0018:ffff8880193cfbc0 EFLAGS: 00010286 [ 39.303860] RAX: 0000000000000000 RBX: ffffed1003279f78 RCX: ffffffff813a4050 [ 39.305143] RDX: ffff888015f49bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.306415] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003279f2f [ 39.307709] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.308991] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880193cfdf8 [ 39.310255] FS: 00007fd9f3cb5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.311685] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.312739] CR2: 00007fd9f41a7580 CR3: 000000000e125000 CR4: 0000000000350ef0 [ 39.314035] Call Trace: [ 39.314523] [ 39.314937] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.315834] ? __create_object+0x59/0x80 [ 39.316612] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.317589] __vmalloc_noprof+0x59/0x60 [ 39.318297] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.319174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.320088] bpf_prog_alloc+0x39/0x200 [ 39.320831] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.321762] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.322662] do_seccomp+0x349/0x25e0 [ 39.323349] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.324241] ? __pfx_do_seccomp+0x10/0x10 [ 39.325224] ? find_held_lock+0x2b/0x80 [ 39.325989] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.326947] ? static_key_count+0x60/0x80 [ 39.327731] prctl_set_seccomp+0x4e/0x70 [ 39.328507] __do_sys_prctl+0xe6c/0x1d70 [ 39.329248] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.330032] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.330827] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.331636] ? irqentry_exit+0xf3/0x650 [ 39.332229] do_syscall_64+0xbf/0x430 [ 39.332861] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.333648] RIP: 0033:0x7fd9f41a75cd [ 39.334201] 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 [ 39.336809] RSP: 002b:00007ffcbc5a2f10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.337945] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd9f41a75cd [ 39.339009] RDX: 0000555c98108e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.340076] RBP: 00007ffcbc5a2f70 R08: 0000000000000000 R09: 00007ffcbc5a2610 [ 39.341156] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555cd665dad0 [ 39.342218] R13: 00007ffcbc5a33a0 R14: 0000555cd665ebc0 R15: 0000555cd666f780 [ 39.343291] [ 39.343677] irq event stamp: 1711 [ 39.344184] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 39.345461] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 39.346719] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 39.347995] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 39.349246] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.505968] ------------[ cut here ]------------ [ 42.506870] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.508847] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.510287] Modules linked in: [ 42.510912] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.513108] Tainted: [W]=WARN [ 42.513767] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.515232] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.516136] 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 [ 42.519328] RSP: 0018:ffff888018827bc0 EFLAGS: 00010286 [ 42.520478] RAX: 0000000000000000 RBX: ffffed1003104f78 RCX: ffffffff813a4050 [ 42.521743] RDX: ffff888016211bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.522996] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003104f2f [ 42.524300] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.525826] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018827df8 [ 42.527085] FS: 00007f530ee9c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.528500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.529566] CR2: 00007f530f4024a6 CR3: 000000001d9c4000 CR4: 0000000000350ef0 [ 42.530861] Call Trace: [ 42.531318] [ 42.531769] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.532665] ? __create_object+0x59/0x80 [ 42.533477] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.534402] __vmalloc_noprof+0x59/0x60 [ 42.535164] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.536024] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.536965] bpf_prog_alloc+0x39/0x200 [ 42.537702] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.538639] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.539543] do_seccomp+0x349/0x25e0 [ 42.540217] ? find_held_lock+0x2b/0x80 [ 42.540988] ? do_prlimit+0x310/0x610 [ 42.541717] ? __pfx_do_seccomp+0x10/0x10 [ 42.542501] ? do_raw_spin_unlock+0x53/0x220 [ 42.543286] ? _raw_spin_unlock+0x1e/0x40 [ 42.544052] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.545034] ? static_key_count+0x60/0x80 [ 42.545826] prctl_set_seccomp+0x4e/0x70 [ 42.546599] __do_sys_prctl+0xe6c/0x1d70 [ 42.547334] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.548191] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.549167] ? irqentry_exit+0xf3/0x650 [ 42.549921] do_syscall_64+0xbf/0x430 [ 42.550650] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.551592] RIP: 0033:0x7f530f38e5cd [ 42.552243] 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 [ 42.555447] RSP: 002b:00007ffeebb76240 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.556835] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f530f38e5cd [ 42.558124] RDX: 0000557dc0a5de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.559400] RBP: 00007ffeebb762a0 R08: 0000000000000000 R09: 00007ffeebb75940 [ 42.560696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557dffc12ad0 [ 42.561957] R13: 00007ffeebb766d0 R14: 0000557dffc13bc0 R15: 0000557dffc24780 [ 42.563047] [ 42.563401] irq event stamp: 1881 [ 42.563957] hardirqs last enabled at (1891): [] __up_console_sem+0x78/0x80 [ 42.565248] hardirqs last disabled at (1900): [] __up_console_sem+0x5d/0x80 [ 42.566527] softirqs last enabled at (1870): [] handle_softirqs+0x50c/0x770 [ 42.567821] softirqs last disabled at (1865): [] __irq_exit_rcu+0xc4/0x100 [ 42.569096] ---[ end trace 0000000000000000 ]--- [ 43.303937] ------------[ cut here ]------------ [ 43.304852] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.306877] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/252 [ 43.308327] Modules linked in: [ 43.308968] CPU: 1 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.311152] Tainted: [W]=WARN [ 43.311804] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.313267] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.314174] 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 [ 43.317336] RSP: 0018:ffff8880176f7bc0 EFLAGS: 00010286 [ 43.318317] RAX: 0000000000000000 RBX: ffffed1002edef78 RCX: ffffffff813a4050 [ 43.319569] RDX: ffff88800ebe5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.320856] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002edef2f [ 43.322120] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.323379] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176f7df8 [ 43.324630] FS: 00007f407cf5f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.326057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.327109] CR2: 00007fff76c3fef7 CR3: 000000000ba4b000 CR4: 0000000000350ef0 [ 43.328371] Call Trace: [ 43.328876] [ 43.329280] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.330183] ? __create_object+0x59/0x80 [ 43.330960] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.331901] __vmalloc_noprof+0x59/0x60 [ 43.332642] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.333516] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.334394] bpf_prog_alloc+0x39/0x200 [ 43.335107] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.336013] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.336968] do_seccomp+0x349/0x25e0 [ 43.337777] ? find_held_lock+0x2b/0x80 [ 43.338534] ? do_prlimit+0x310/0x610 [ 43.339219] ? __pfx_do_seccomp+0x10/0x10 [ 43.339996] ? do_raw_spin_unlock+0x53/0x220 [ 43.340821] ? _raw_spin_unlock+0x1e/0x40 [ 43.341591] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.342539] ? static_key_count+0x60/0x80 [ 43.343277] prctl_set_seccomp+0x4e/0x70 [ 43.344037] __do_sys_prctl+0xe6c/0x1d70 [ 43.344817] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.345662] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.346608] ? irqentry_exit+0xf3/0x650 [ 43.347311] do_syscall_64+0xbf/0x430 [ 43.348048] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.349003] RIP: 0033:0x7f407d4515cd [ 43.349700] 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 [ 43.352815] RSP: 002b:00007fff76c3ed30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.354148] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f407d4515cd [ 43.355392] RDX: 0000556d1502ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.356650] RBP: 00007fff76c3ed90 R08: 0000000000000000 R09: 00007fff76c3e430 [ 43.357927] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556d33729bf0 [ 43.359186] R13: 00007fff76c3f1c0 R14: 0000556d33733380 R15: 0000556d3373e460 [ 43.360470] [ 43.360896] irq event stamp: 1767 [ 43.361538] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 43.363018] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 43.364501] softirqs last enabled at (1340): [] handle_softirqs+0x50c/0x770 [ 43.365898] softirqs last disabled at (1335): [] __irq_exit_rcu+0xc4/0x100 [ 43.367136] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:65026' (ECDSA) to the list of known hosts. 2025/11/17 18:49:58 fuzzer started 2025/11/17 18:49:58 dialing manager at localhost:37895 2025/11/17 18:49:58 checking machine... 2025/11/17 18:49:58 checking revisions... [ 44.284746] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:49:58 testing simple program... [ 44.377184] cgroup: Unknown subsys name 'net' [ 44.450533] cgroup: Unknown subsys name 'cpuset' [ 44.462110] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 18:49:57 Registers: info registers vcpu 0 RAX=ffffffff87ce3608 RBX=0000000000000200 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88800f39a690 RDI=ffff88800f399bc0 RBP=ffff88800f399bc0 RSP=ffff888018b173a8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000009 R13=0000000000000003 R14=ffff88800f39a690 R15=0000000000000004 RIP=ffffffff815265b1 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 00007f932d33a700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f530f4540b0 CR3=000000001d890000 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=2037353a39343a383120373120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037353a39343a3831203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000500 RBX=0000000000000000 RCX=ffff8880175cfa98 RDX=0000000000000801 RSI=0000000000000000 RDI=0000000000140dca RBP=0000000000000800 RSP=ffff8880175cf9a0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=ffff88807ffdcb40 R13=0000000000140dca R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81a9e662 RFL=00000202 [-------] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f71d1dc3900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055c4fcd636e8 CR3=000000000e124000 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=0000000000ff0000ff0000ff00000000 XMM02=00000000ff0000ff0000ff0000000000 XMM03=000000000000000000000000000000ff XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00007f71d1e7f5f000007f71d1e7f060 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000