[ 46.048350] ------------[ cut here ]------------ [ 46.049271] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.051338] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.052816] Modules linked in: [ 46.053412] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.055371] Tainted: [W]=WARN [ 46.055966] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.057436] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.058340] 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 [ 46.061481] RSP: 0018:ffff88801c4d7bc0 EFLAGS: 00010286 [ 46.062457] RAX: 0000000000000000 RBX: ffffed100389af78 RCX: ffffffff813a4050 [ 46.063727] RDX: ffff888016163780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.065010] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100389af2f [ 46.066290] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.067555] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c4d7df8 [ 46.068866] FS: 00007f6401d23900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.070284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.071340] CR2: 00007f6402215580 CR3: 000000000ea5d000 CR4: 0000000000350ef0 [ 46.072623] Call Trace: [ 46.073084] [ 46.073487] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.074380] ? __create_object+0x59/0x80 [ 46.075159] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.076120] __vmalloc_noprof+0x59/0x60 [ 46.076893] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.077792] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.078742] bpf_prog_alloc+0x39/0x200 [ 46.079444] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.080386] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.081322] do_seccomp+0x349/0x25e0 [ 46.082048] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.082965] ? __pfx_do_seccomp+0x10/0x10 [ 46.083769] ? find_held_lock+0x2b/0x80 [ 46.084497] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.085480] ? static_key_count+0x60/0x80 [ 46.086284] prctl_set_seccomp+0x4e/0x70 [ 46.087079] __do_sys_prctl+0xe6c/0x1d70 [ 46.087882] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.088764] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.089743] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.090724] ? irqentry_exit+0xf3/0x650 [ 46.091457] do_syscall_64+0xbf/0x430 [ 46.092212] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.093186] RIP: 0033:0x7f64022155cd [ 46.093899] 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 [ 46.097117] RSP: 002b:00007ffecf35c2a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.098494] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64022155cd [ 46.099783] RDX: 00005577d8728e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.101097] RBP: 00007ffecf35c300 R08: 0000000000000000 R09: 00007ffecf35b9a0 [ 46.102395] R10: 0000000000000000 R11: 0000000000000246 R12: 00005577e8165bf0 [ 46.103703] R13: 00007ffecf35c730 R14: 00005577e816f380 R15: 00005577e817a460 [ 46.105029] [ 46.105459] irq event stamp: 1771 [ 46.106119] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 46.107661] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 46.109219] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 46.110778] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 46.112316] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.461550] ------------[ cut here ]------------ [ 49.462187] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.463520] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.464460] Modules linked in: [ 49.464891] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.466182] Tainted: [W]=WARN [ 49.466546] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.467506] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.468121] 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 [ 49.470210] RSP: 0018:ffff88801700fbc0 EFLAGS: 00010286 [ 49.470860] RAX: 0000000000000000 RBX: ffffed1002e01f78 RCX: ffffffff813a4050 [ 49.471698] RDX: ffff888016165340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.472511] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e01f2f [ 49.473358] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.474187] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801700fdf8 [ 49.475024] FS: 00007f6b11f80900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.475967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.476674] CR2: 00007fff398c0ef8 CR3: 000000000ab76000 CR4: 0000000000350ef0 [ 49.477496] Call Trace: [ 49.477837] [ 49.478112] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.478701] ? __create_object+0x59/0x80 [ 49.479190] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.479837] __vmalloc_noprof+0x59/0x60 [ 49.480312] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.480890] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.481475] bpf_prog_alloc+0x39/0x200 [ 49.481971] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.482558] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.483159] do_seccomp+0x349/0x25e0 [ 49.483637] ? find_held_lock+0x2b/0x80 [ 49.484112] ? do_prlimit+0x310/0x610 [ 49.484600] ? __pfx_do_seccomp+0x10/0x10 [ 49.485102] ? do_raw_spin_unlock+0x53/0x220 [ 49.485652] ? _raw_spin_unlock+0x1e/0x40 [ 49.486148] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.486787] ? static_key_count+0x60/0x80 [ 49.487290] prctl_set_seccomp+0x4e/0x70 [ 49.487798] __do_sys_prctl+0xe6c/0x1d70 [ 49.488287] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.488866] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.489479] ? irqentry_exit+0xf3/0x650 [ 49.489989] do_syscall_64+0xbf/0x430 [ 49.490452] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.491076] RIP: 0033:0x7f6b124725cd [ 49.491516] 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 [ 49.493634] RSP: 002b:00007fff398be6c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.494507] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b124725cd [ 49.495356] RDX: 0000557a6bfa6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.496197] RBP: 00007fff398be720 R08: 0000000000000000 R09: 00007fff398bddc0 [ 49.497059] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557a96e49bf0 [ 49.497908] R13: 00007fff398beb50 R14: 0000557a96e53380 R15: 0000557a96e5e460 [ 49.498773] [ 49.499056] irq event stamp: 1703 [ 49.499458] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 49.500469] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 49.501484] softirqs last enabled at (1216): [] handle_softirqs+0x50c/0x770 [ 49.502502] softirqs last disabled at (1207): [] __irq_exit_rcu+0xc4/0x100 [ 49.503508] ---[ end trace 0000000000000000 ]--- [ 50.312318] ------------[ cut here ]------------ [ 50.313234] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.315301] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.317226] Modules linked in: [ 50.318122] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.320215] Tainted: [W]=WARN [ 50.320837] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.322301] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.323211] 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 [ 50.326389] RSP: 0018:ffff8880162ffbc0 EFLAGS: 00010286 [ 50.327372] RAX: 0000000000000000 RBX: ffffed1002c5ff78 RCX: ffffffff813a4050 [ 50.328681] RDX: ffff888019f2b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.329973] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c5ff2f [ 50.331249] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.332523] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880162ffdf8 [ 50.333827] FS: 00007f68a22f3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.335282] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.336335] CR2: 00007f68a27e5580 CR3: 000000000cf99000 CR4: 0000000000350ef0 [ 50.337659] Call Trace: [ 50.338125] [ 50.338530] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.339443] ? __create_object+0x59/0x80 [ 50.340243] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.341222] __vmalloc_noprof+0x59/0x60 [ 50.341989] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.342878] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.343831] bpf_prog_alloc+0x39/0x200 [ 50.344531] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.345481] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.346388] do_seccomp+0x349/0x25e0 [ 50.347097] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.348014] ? __pfx_do_seccomp+0x10/0x10 [ 50.348824] ? find_held_lock+0x2b/0x80 [ 50.349548] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.350532] ? static_key_count+0x60/0x80 [ 50.351350] prctl_set_seccomp+0x4e/0x70 [ 50.352131] __do_sys_prctl+0xe6c/0x1d70 [ 50.352921] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.353784] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.354768] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.355747] ? irqentry_exit+0xf3/0x650 [ 50.356483] do_syscall_64+0xbf/0x430 [ 50.357236] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.358196] RIP: 0033:0x7f68a27e55cd [ 50.358905] 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 [ 50.362127] RSP: 002b:00007ffcb3bea0d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.363505] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68a27e55cd [ 50.364823] RDX: 000055b20f742e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.366116] RBP: 00007ffcb3bea130 R08: 0000000000000000 R09: 00007ffcb3be97d0 [ 50.367411] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b238165240 [ 50.368716] R13: 00007ffcb3bea560 R14: 000055b23816e380 R15: 000055b238179540 [ 50.370015] [ 50.370437] irq event stamp: 1861 [ 50.371084] hardirqs last enabled at (1871): [] __up_console_sem+0x78/0x80 [ 50.372619] hardirqs last disabled at (1880): [] __up_console_sem+0x5d/0x80 [ 50.374168] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 50.375730] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 50.377285] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18167' (ECDSA) to the list of known hosts. 2025/11/18 03:04:40 fuzzer started 2025/11/18 03:04:41 dialing manager at localhost:37895 2025/11/18 03:04:41 checking machine... 2025/11/18 03:04:41 checking revisions... [ 51.292793] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:04:41 testing simple program... [ 51.376780] cgroup: Unknown subsys name 'net' [ 51.431041] cgroup: Unknown subsys name 'cpuset' [ 51.447608] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:04:40 Registers: info registers vcpu 0 RAX=0000000080000000 RBX=dffffc0000000000 RCX=ffffffff81628ce2 RDX=0000000000000004 RSI=0000000000000000 RDI=0000000000000005 RBP=ffff888009637bb8 RSP=ffff888009637a68 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000004 R11=0000000000000001 R12=0000000000000004 R13=0000000000000004 R14=0000000000000003 R15=00000000fffc2d52 RIP=ffffffff817515ca 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6b12537618 CR3=0000000020442000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002687d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 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=00007f16b8dc23c8 CR3=000000000df79000 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=2e487f4ee74f16a06048c123d5b94711 XMM02=2c67c8bc2e329bc30000000000303000 XMM03=fb795ef6d6577056000000000030e5a8 XMM04=59c790f03b0083f300000000000ae988 XMM05=2d6a93b71f3df062000000000031f6b0 XMM06=5b75c91c80445342000000000031e3e0 XMM07=e042d86d42eb936e000000000030e880 XMM08=67592ed22fa2a2460000000000303060 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000