[ 39.383975] ------------[ cut here ]------------ [ 39.384896] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.386955] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/236 [ 39.388421] Modules linked in: [ 39.389055] CPU: 1 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.391350] Tainted: [W]=WARN [ 39.391912] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.393465] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.394375] 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 [ 39.397674] RSP: 0018:ffff88801632fbc0 EFLAGS: 00010286 [ 39.398895] RAX: 0000000000000000 RBX: ffffed1002c65f78 RCX: ffffffff813a4050 [ 39.400197] RDX: ffff88800cc15340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.401511] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c65f2f [ 39.402837] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.404132] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801632fdf8 [ 39.405433] FS: 00007ff6d27c4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.406862] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.407935] CR2: 00007ff6d2cb6580 CR3: 000000001c37e000 CR4: 0000000000350ef0 [ 39.409260] Call Trace: [ 39.409725] [ 39.410142] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.411044] ? __create_object+0x59/0x80 [ 39.411824] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.412800] __vmalloc_noprof+0x59/0x60 [ 39.413586] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.414462] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.415396] bpf_prog_alloc+0x39/0x200 [ 39.416100] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.417117] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.418040] do_seccomp+0x349/0x25e0 [ 39.418771] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.419683] ? __pfx_do_seccomp+0x10/0x10 [ 39.420478] ? find_held_lock+0x2b/0x80 [ 39.421215] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.422199] ? static_key_count+0x60/0x80 [ 39.423006] prctl_set_seccomp+0x4e/0x70 [ 39.423781] __do_sys_prctl+0xe6c/0x1d70 [ 39.424569] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.425454] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.426435] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.427422] ? irqentry_exit+0xf3/0x650 [ 39.428152] do_syscall_64+0xbf/0x430 [ 39.428896] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.429881] RIP: 0033:0x7ff6d2cb65cd [ 39.430584] 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 [ 39.433824] RSP: 002b:00007ffc49beff90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.435209] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff6d2cb65cd [ 39.436504] RDX: 000055c5c0e00e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.437817] RBP: 00007ffc49befff0 R08: 0000000000000000 R09: 00007ffc49bef690 [ 39.439113] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c5d32d2ad0 [ 39.440425] R13: 00007ffc49bf0420 R14: 000055c5d32d3bc0 R15: 000055c5d32e4780 [ 39.441739] [ 39.442165] irq event stamp: 1813 [ 39.442814] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 39.444371] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 39.445898] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 39.447461] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 39.448983] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.973762] ------------[ cut here ]------------ [ 42.974748] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.976872] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/245 [ 42.978479] Modules linked in: [ 42.979105] CPU: 0 UID: 104 PID: 245 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.981221] Tainted: [W]=WARN [ 42.981932] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.983513] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.984502] 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 [ 42.987853] RSP: 0018:ffff8880167cfbc0 EFLAGS: 00010286 [ 42.988899] RAX: 0000000000000000 RBX: ffffed1002cf9f78 RCX: ffffffff813a4050 [ 42.990284] RDX: ffff888016001bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.991645] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf9f2f [ 42.993021] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.994383] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167cfdf8 [ 42.995738] FS: 00007f94fc9f2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.997272] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.998394] CR2: 00007f94fcee4580 CR3: 000000000d386000 CR4: 0000000000350ef0 [ 42.999768] Call Trace: [ 43.000321] [ 43.000763] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.001732] ? __create_object+0x59/0x80 [ 43.002559] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.003592] __vmalloc_noprof+0x59/0x60 [ 43.004407] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.005370] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.006364] bpf_prog_alloc+0x39/0x200 [ 43.007098] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.008092] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.009054] do_seccomp+0x349/0x25e0 [ 43.009818] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.010771] ? __pfx_do_seccomp+0x10/0x10 [ 43.011615] ? find_held_lock+0x2b/0x80 [ 43.012423] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.013470] ? static_key_count+0x60/0x80 [ 43.014329] prctl_set_seccomp+0x4e/0x70 [ 43.015093] __do_sys_prctl+0xe6c/0x1d70 [ 43.015940] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.016852] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.017885] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.018925] ? irqentry_exit+0xf3/0x650 [ 43.019752] do_syscall_64+0xbf/0x430 [ 43.020543] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.021568] RIP: 0033:0x7f94fcee45cd [ 43.022325] 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 [ 43.025684] RSP: 002b:00007ffcb88828e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.027130] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f94fcee45cd [ 43.028484] RDX: 000055e5937bce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.029855] RBP: 00007ffcb8882940 R08: 0000000000000000 R09: 00007ffcb8881fe0 [ 43.031209] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5c321fb10 [ 43.032603] R13: 00007ffcb8882d70 R14: 000055e5c32202b0 R15: 000055e5c32346f0 [ 43.034002] [ 43.034505] irq event stamp: 1741 [ 43.035152] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 43.036743] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 43.038362] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 43.039859] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 43.041341] ---[ end trace 0000000000000000 ]--- [ 43.832365] ------------[ cut here ]------------ [ 43.833472] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.835824] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/252 [ 43.837510] Modules linked in: [ 43.838194] CPU: 1 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.840527] Tainted: [W]=WARN [ 43.841175] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.842860] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.843914] 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 [ 43.847543] RSP: 0018:ffff888019ae7bc0 EFLAGS: 00010286 [ 43.848672] RAX: 0000000000000000 RBX: ffffed100335cf78 RCX: ffffffff813a4050 [ 43.850151] RDX: ffff888016775340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.851625] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100335cf2f [ 43.853107] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.854570] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ae7df8 [ 43.856039] FS: 00007f1c0ac1c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.857702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.858904] CR2: 00007fffb38c1ef8 CR3: 000000000ceaa000 CR4: 0000000000350ef0 [ 43.860385] Call Trace: [ 43.860913] [ 43.861434] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.862479] ? __create_object+0x59/0x80 [ 43.863376] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.864467] __vmalloc_noprof+0x59/0x60 [ 43.865343] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.866333] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.867379] bpf_prog_alloc+0x39/0x200 [ 43.868163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.869265] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.870294] do_seccomp+0x349/0x25e0 [ 43.871062] ? find_held_lock+0x2b/0x80 [ 43.871934] ? do_prlimit+0x310/0x610 [ 43.872758] ? __pfx_do_seccomp+0x10/0x10 [ 43.873669] ? do_raw_spin_unlock+0x53/0x220 [ 43.874640] ? _raw_spin_unlock+0x1e/0x40 [ 43.875529] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.876588] ? static_key_count+0x60/0x80 [ 43.877520] prctl_set_seccomp+0x4e/0x70 [ 43.878412] __do_sys_prctl+0xe6c/0x1d70 [ 43.879283] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.880200] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.881334] ? irqentry_exit+0xf3/0x650 [ 43.882154] do_syscall_64+0xbf/0x430 [ 43.882996] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.884047] RIP: 0033:0x7f1c0b10e5cd [ 43.884817] 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 [ 43.888426] RSP: 002b:00007fffb38c08e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.889981] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1c0b10e5cd [ 43.891194] RDX: 00005618cd3dae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.892419] RBP: 00007fffb38c0940 R08: 0000000000000000 R09: 00007fffb38bffe0 [ 43.893641] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618fadbfad0 [ 43.894884] R13: 00007fffb38c0d70 R14: 00005618fadc0bc0 R15: 00005618fadd1780 [ 43.896145] [ 43.896579] irq event stamp: 1787 [ 43.897163] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 43.898620] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 43.900097] softirqs last enabled at (1620): [] handle_softirqs+0x50c/0x770 [ 43.901574] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100 [ 43.903028] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:9186' (ECDSA) to the list of known hosts. 2025/11/17 11:49:14 fuzzer started 2025/11/17 11:49:14 dialing manager at localhost:37895 2025/11/17 11:49:14 checking machine... 2025/11/17 11:49:14 checking revisions... [ 44.796128] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:49:15 testing simple program... [ 44.888296] cgroup: Unknown subsys name 'net' [ 44.949512] cgroup: Unknown subsys name 'cpuset' [ 44.966380] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:49:14 Registers: info registers vcpu 0 RAX=000000000003f6eb RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f94fcfa7650 CR3=000000001c3de000 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=39343a313120373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3434325b646873732033313a3934 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303832 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff81528eb0 RBX=ffffffff866ca284 RCX=ffffffff81528ec6 RDX=0000000000000000 RSI=ffffffff86a2edec RDI=ffffffff866ca27c RBP=ffffffff866ca284 RSP=ffff88806cf089b8 R8 =ffffffff86a2edec R9 =0000000000000000 R10=000000000003c9ed R11=000000000000e7b2 R12=ffffffff866ca288 R13=ffffffff866ca27c R14=ffffffff866ca280 R15=dffffc0000000000 RIP=ffffffff8135dac9 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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fd1a2650900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e5c3247748 CR3=000000000cf2a000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=a609cc021b0c7bc500000000000ae988 XMM05=18923e38dd99c94d0000000000324600 XMM06=405749d8372a36f10000000000322c88 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000