[ 46.872565] ------------[ cut here ]------------ [ 46.873494] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.875493] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.876924] Modules linked in: [ 46.877503] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.879478] Tainted: [W]=WARN [ 46.880075] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.881529] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.882453] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 46.885617] RSP: 0018:ffff888017c87bc0 EFLAGS: 00010286 [ 46.886582] RAX: 0000000000000000 RBX: ffffed1002f90f78 RCX: ffffffff813a4050 [ 46.887869] RDX: ffff888016c45340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.889140] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f90f2f [ 46.890411] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.891674] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017c87df8 [ 46.892935] FS: 00007fc1c4aa8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.894371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.895443] CR2: 00007fffbdc6fef7 CR3: 000000000e531000 CR4: 0000000000350ef0 [ 46.896717] Call Trace: [ 46.897210] [ 46.897617] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.898503] ? __create_object+0x59/0x80 [ 46.899283] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.900248] __vmalloc_noprof+0x59/0x60 [ 46.900998] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.901856] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.902731] bpf_prog_alloc+0x39/0x200 [ 46.903470] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.904402] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.905294] do_seccomp+0x349/0x25e0 [ 46.906017] ? find_held_lock+0x2b/0x80 [ 46.906727] ? do_prlimit+0x310/0x610 [ 46.907467] ? __pfx_do_seccomp+0x10/0x10 [ 46.908246] ? do_raw_spin_unlock+0x53/0x220 [ 46.909072] ? _raw_spin_unlock+0x1e/0x40 [ 46.909848] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.910773] ? static_key_count+0x60/0x80 [ 46.911581] prctl_set_seccomp+0x4e/0x70 [ 46.912347] __do_sys_prctl+0xe6c/0x1d70 [ 46.913118] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.913965] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.914919] ? irqentry_exit+0xf3/0x650 [ 46.915641] do_syscall_64+0xbf/0x430 [ 46.916368] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.917302] RIP: 0033:0x7fc1c4f9a5cd [ 46.917998] 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 [ 46.921177] RSP: 002b:00007fffbdc6d520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.922540] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc1c4f9a5cd [ 46.923826] RDX: 000055dbd4545e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.925100] RBP: 00007fffbdc6d580 R08: 0000000000000000 R09: 00007fffbdc6cc20 [ 46.926370] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dc0bef9240 [ 46.927657] R13: 00007fffbdc6d9b0 R14: 000055dc0bf02380 R15: 000055dc0bf0d540 [ 46.928946] [ 46.929364] irq event stamp: 1799 [ 46.930005] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 46.931525] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 46.933048] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 46.934575] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 46.936091] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.984069] ------------[ cut here ]------------ [ 49.985018] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.987084] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.988623] Modules linked in: [ 49.989324] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.991378] Tainted: [W]=WARN [ 49.992035] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.993846] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.994759] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.998212] RSP: 0018:ffff88801744fbc0 EFLAGS: 00010286 [ 49.999240] RAX: 0000000000000000 RBX: ffffed1002e89f78 RCX: ffffffff813a4050 [ 50.000587] RDX: ffff888016cd3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.001946] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e89f2f [ 50.003309] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.004639] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801744fdf8 [ 50.005976] FS: 00007efd8ef00900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.007500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.008612] CR2: 00007fff64331ef7 CR3: 000000001fe72000 CR4: 0000000000350ef0 [ 50.009963] Call Trace: [ 50.010450] [ 50.010939] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.011925] ? __create_object+0x59/0x80 [ 50.012682] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.013678] __vmalloc_noprof+0x59/0x60 [ 50.014462] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.015421] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.016400] bpf_prog_alloc+0x39/0x200 [ 50.017175] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.018159] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.019131] do_seccomp+0x349/0x25e0 [ 50.019907] ? find_held_lock+0x2b/0x80 [ 50.020633] ? do_prlimit+0x310/0x610 [ 50.021411] ? __pfx_do_seccomp+0x10/0x10 [ 50.022212] ? do_raw_spin_unlock+0x53/0x220 [ 50.023100] ? _raw_spin_unlock+0x1e/0x40 [ 50.023938] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.024948] ? static_key_count+0x60/0x80 [ 50.025712] prctl_set_seccomp+0x4e/0x70 [ 50.026512] __do_sys_prctl+0xe6c/0x1d70 [ 50.027367] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.028263] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.029280] ? irqentry_exit+0xf3/0x650 [ 50.030073] do_syscall_64+0xbf/0x430 [ 50.030779] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.031836] RIP: 0033:0x7efd8f3f25cd [ 50.032522] 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 [ 50.036048] RSP: 002b:00007fff6432f6d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.037776] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efd8f3f25cd [ 50.039483] RDX: 000055ea57d03e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.041126] RBP: 00007fff6432f730 R08: 0000000000000000 R09: 00007fff6432edd0 [ 50.042636] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea8d209bf0 [ 50.044068] R13: 00007fff6432fb60 R14: 000055ea8d213380 R15: 000055ea8d21e460 [ 50.045401] [ 50.045885] irq event stamp: 1797 [ 50.046518] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 50.048087] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 50.049383] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 50.050691] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 50.052015] ---[ end trace 0000000000000000 ]--- [ 50.884354] ------------[ cut here ]------------ [ 50.885294] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.887307] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.888826] Modules linked in: [ 50.889428] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.891675] Tainted: [W]=WARN [ 50.892552] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.894066] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.894989] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.898187] RSP: 0018:ffff888015adfbc0 EFLAGS: 00010286 [ 50.899178] RAX: 0000000000000000 RBX: ffffed1002b5bf78 RCX: ffffffff813a4050 [ 50.900498] RDX: ffff888016e71bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.901806] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b5bf2f [ 50.903100] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.904415] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015adfdf8 [ 50.905740] FS: 00007f22927db900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.907190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.908266] CR2: 00007ffc69564ef7 CR3: 000000001ff4f000 CR4: 0000000000350ef0 [ 50.909555] Call Trace: [ 50.910069] [ 50.910489] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.911417] ? __create_object+0x59/0x80 [ 50.912193] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.913171] __vmalloc_noprof+0x59/0x60 [ 50.913933] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.914766] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.915735] bpf_prog_alloc+0x39/0x200 [ 50.916484] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.917435] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.918345] do_seccomp+0x349/0x25e0 [ 50.919086] ? find_held_lock+0x2b/0x80 [ 50.919846] ? do_prlimit+0x310/0x610 [ 50.920553] ? __pfx_do_seccomp+0x10/0x10 [ 50.921366] ? do_raw_spin_unlock+0x53/0x220 [ 50.922211] ? _raw_spin_unlock+0x1e/0x40 [ 50.922993] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.923975] ? static_key_count+0x60/0x80 [ 50.924749] prctl_set_seccomp+0x4e/0x70 [ 50.925537] __do_sys_prctl+0xe6c/0x1d70 [ 50.926336] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.927203] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.928177] ? irqentry_exit+0xf3/0x650 [ 50.928944] do_syscall_64+0xbf/0x430 [ 50.929651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.930606] RIP: 0033:0x7f2292ccd5cd [ 50.931305] 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 [ 50.934511] RSP: 002b:00007ffc69562d30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.935919] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2292ccd5cd [ 50.937221] RDX: 000055c3ae291e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.938518] RBP: 00007ffc69562d90 R08: 0000000000000000 R09: 00007ffc69562430 [ 50.939827] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c3c8f0eb10 [ 50.941124] R13: 00007ffc695631c0 R14: 000055c3c8f0f2b0 R15: 000055c3c8f236f0 [ 50.942430] [ 50.942894] irq event stamp: 1821 [ 50.943517] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 50.945045] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 50.946569] softirqs last enabled at (1808): [] handle_softirqs+0x50c/0x770 [ 50.948139] softirqs last disabled at (1803): [] __irq_exit_rcu+0xc4/0x100 [ 50.949662] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:50021' (ECDSA) to the list of known hosts. 2025/11/18 18:10:43 fuzzer started 2025/11/18 18:10:43 dialing manager at localhost:34383 2025/11/18 18:10:43 checking machine... 2025/11/18 18:10:43 checking revisions... [ 51.882312] kmemleak: Automatic memory scanning thread ended 2025/11/18 18:10:44 testing simple program... [ 51.983990] cgroup: Unknown subsys name 'net' [ 52.073901] cgroup: Unknown subsys name 'cpuset' [ 52.093545] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:10:43 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88806ce08b38 RCX=ffff88806ce089c4 RDX=1ffff1100d9c117d RSI=ffffffff813c1c59 RDI=ffff88806ce08b44 RBP=ffff88806ce08be8 RSP=ffff88806ce08a50 R8 =ffffffff86a0ba5a R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000008972 R12=ffff88806ce08b38 R13=0000000000000000 R14=ffff888019e2d340 R15=ffff88800945d3c0 RIP=ffffffff81619207 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 00007efd8ef00900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff64329000 CR3=000000001fead000 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=0000000000027aaf RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffb6e93f378 CR3=000000000bd97000 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=66921a5620194a865741010fde219fb0 XMM02=00000000003050c8eff9b2d0a8fce9cb XMM03=00000000003051982c67c8bc2e329bc3 XMM04=fae5d2261403c1ff00000000000ae988 XMM05=d96330e2d2db863200000000003204d0 XMM06=474038aa6c007e1f0000000000320358 XMM07=e042d86d42eb936e00000000003109b8 XMM08=979e1e6273af49f70000000000305198 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000