[ 39.224828] ------------[ cut here ]------------ [ 39.225782] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.227784] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.229229] Modules linked in: [ 39.229865] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.231847] Tainted: [W]=WARN [ 39.232438] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.233911] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.234852] 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 [ 39.238004] RSP: 0018:ffff88801628fbc0 EFLAGS: 00010286 [ 39.238979] RAX: 0000000000000000 RBX: ffffed1002c51f78 RCX: ffffffff813a4050 [ 39.240255] RDX: ffff888019629bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.241523] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c51f2f [ 39.242824] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.244099] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801628fdf8 [ 39.245384] FS: 00007f05820de900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.246822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.247880] CR2: 00007ffe34abdef8 CR3: 000000000d693000 CR4: 0000000000350ef0 [ 39.249160] Call Trace: [ 39.249654] [ 39.250072] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.250960] ? __create_object+0x59/0x80 [ 39.251745] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.252720] __vmalloc_noprof+0x59/0x60 [ 39.253477] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.254307] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.255244] bpf_prog_alloc+0x39/0x200 [ 39.255986] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.256930] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.257843] do_seccomp+0x349/0x25e0 [ 39.258598] ? find_held_lock+0x2b/0x80 [ 39.259367] ? do_prlimit+0x310/0x610 [ 39.260075] ? __pfx_do_seccomp+0x10/0x10 [ 39.260876] ? do_raw_spin_unlock+0x53/0x220 [ 39.261732] ? _raw_spin_unlock+0x1e/0x40 [ 39.262539] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.263525] ? static_key_count+0x60/0x80 [ 39.264289] prctl_set_seccomp+0x4e/0x70 [ 39.265071] __do_sys_prctl+0xe6c/0x1d70 [ 39.265866] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.266758] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.267746] ? irqentry_exit+0xf3/0x650 [ 39.268531] do_syscall_64+0xbf/0x430 [ 39.269249] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.270209] RIP: 0033:0x7f05825d05cd [ 39.270937] 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 [ 39.274150] RSP: 002b:00007ffe34abb3d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.275523] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f05825d05cd [ 39.276813] RDX: 000056516a7e2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.278129] RBP: 00007ffe34abb430 R08: 0000000000000000 R09: 00007ffe34abaad0 [ 39.279424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565180392ad0 [ 39.280715] R13: 00007ffe34abb860 R14: 0000565180393bc0 R15: 00005651803a4780 [ 39.282044] [ 39.282519] irq event stamp: 1811 [ 39.283134] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 39.284667] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 39.286219] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 39.287777] softirqs last disabled at (1763): [] __irq_exit_rcu+0xc4/0x100 [ 39.289294] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.993498] ------------[ cut here ]------------ [ 41.993913] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.994859] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.995515] Modules linked in: [ 41.995785] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.996708] Tainted: [W]=WARN [ 41.996961] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.997631] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.998036] 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 [ 41.999489] RSP: 0018:ffff88801a1cfbc0 EFLAGS: 00010286 [ 42.000014] RAX: 0000000000000000 RBX: ffffed1003439f78 RCX: ffffffff813a4050 [ 42.000731] RDX: ffff88801658b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.001305] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003439f2f [ 42.002001] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.002671] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1cfdf8 [ 42.003241] FS: 00007fdc05789900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.003985] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.004484] CR2: 00007ffeed8f6ef8 CR3: 000000000e2aa000 CR4: 0000000000350ef0 [ 42.005061] Call Trace: [ 42.005272] [ 42.005483] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.006008] ? __create_object+0x59/0x80 [ 42.006367] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.006789] __vmalloc_noprof+0x59/0x60 [ 42.007113] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.007504] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.007915] bpf_prog_alloc+0x39/0x200 [ 42.008231] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.008650] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.009046] do_seccomp+0x349/0x25e0 [ 42.009370] ? find_held_lock+0x2b/0x80 [ 42.009704] ? do_prlimit+0x310/0x610 [ 42.010031] ? __pfx_do_seccomp+0x10/0x10 [ 42.010383] ? do_raw_spin_unlock+0x53/0x220 [ 42.010748] ? _raw_spin_unlock+0x1e/0x40 [ 42.011086] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.011522] ? static_key_count+0x60/0x80 [ 42.011870] prctl_set_seccomp+0x4e/0x70 [ 42.012203] __do_sys_prctl+0xe6c/0x1d70 [ 42.012553] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.012921] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.013350] ? irqentry_exit+0xf3/0x650 [ 42.013680] do_syscall_64+0xbf/0x430 [ 42.014006] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.014436] RIP: 0033:0x7fdc05c7b5cd [ 42.014771] 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 [ 42.016346] RSP: 002b:00007ffeed8f57d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.016952] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc05c7b5cd [ 42.017541] RDX: 00005647ebe17e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.018120] RBP: 00007ffeed8f5830 R08: 0000000000000000 R09: 00007ffeed8f4ed0 [ 42.018711] R10: 0000000000000000 R11: 0000000000000246 R12: 00005647ecfda240 [ 42.019277] R13: 00007ffeed8f5c60 R14: 00005647ecfd9bf0 R15: 00005647ecfee4d0 [ 42.019871] [ 42.020064] irq event stamp: 1811 [ 42.020356] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 42.021036] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 42.021729] softirqs last enabled at (1484): [] handle_softirqs+0x50c/0x770 [ 42.022441] softirqs last disabled at (1473): [] __irq_exit_rcu+0xc4/0x100 [ 42.023108] ---[ end trace 0000000000000000 ]--- [ 42.685869] ------------[ cut here ]------------ [ 42.686838] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.688902] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.690390] Modules linked in: [ 42.690992] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.693019] Tainted: [W]=WARN [ 42.693635] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.695175] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.696123] 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 [ 42.699421] RSP: 0018:ffff8880171efbc0 EFLAGS: 00010286 [ 42.700436] RAX: 0000000000000000 RBX: ffffed1002e3df78 RCX: ffffffff813a4050 [ 42.701756] RDX: ffff888009a8d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.703089] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3df2f [ 42.704408] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.705730] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171efdf8 [ 42.707064] FS: 00007fc5cf31e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.708557] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.709652] CR2: 00007ffe51ec7ef8 CR3: 000000000e3c2000 CR4: 0000000000350ef0 [ 42.710988] Call Trace: [ 42.711509] [ 42.711933] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.712866] ? __create_object+0x59/0x80 [ 42.713670] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.714681] __vmalloc_noprof+0x59/0x60 [ 42.715465] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.716375] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.717290] bpf_prog_alloc+0x39/0x200 [ 42.718061] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.719019] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.719947] do_seccomp+0x349/0x25e0 [ 42.720693] ? find_held_lock+0x2b/0x80 [ 42.721470] ? do_prlimit+0x310/0x610 [ 42.722204] ? __pfx_do_seccomp+0x10/0x10 [ 42.723015] ? do_raw_spin_unlock+0x53/0x220 [ 42.723874] ? _raw_spin_unlock+0x1e/0x40 [ 42.724685] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.725687] ? static_key_count+0x60/0x80 [ 42.726529] prctl_set_seccomp+0x4e/0x70 [ 42.727286] __do_sys_prctl+0xe6c/0x1d70 [ 42.728108] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.728990] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.729998] ? irqentry_exit+0xf3/0x650 [ 42.730795] do_syscall_64+0xbf/0x430 [ 42.731552] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.732539] RIP: 0033:0x7fc5cf8105cd [ 42.733222] 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 [ 42.736515] RSP: 002b:00007ffe51ec54c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.737928] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc5cf8105cd [ 42.739276] RDX: 0000559c1f4a1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.740614] RBP: 00007ffe51ec5520 R08: 0000000000000000 R09: 00007ffe51ec4bc0 [ 42.741950] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c4a841240 [ 42.743271] R13: 00007ffe51ec5950 R14: 0000559c4a84a380 R15: 0000559c4a855540 [ 42.744631] [ 42.745073] irq event stamp: 1737 [ 42.745743] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 42.747348] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 42.748926] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 42.750536] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 42.752104] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:21444' (ECDSA) to the list of known hosts. 2025/11/18 06:03:39 fuzzer started 2025/11/18 06:03:39 dialing manager at localhost:37895 2025/11/18 06:03:39 checking machine... 2025/11/18 06:03:39 checking revisions... [ 43.610236] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:03:39 testing simple program... [ 43.697622] cgroup: Unknown subsys name 'net' [ 43.885667] cgroup: Unknown subsys name 'cpuset' [ 43.912081] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:03:38 Registers: info registers vcpu 0 RAX=ffff888017ba5400 RBX=dffffc0000000000 RCX=ffffffff8152d723 RDX=ffff888017b64700 RSI=0000000000000000 RDI=ffff888017bab400 RBP=ffff888017bab400 RSP=ffff888009627b98 R8 =0000000000000001 R9 =ffffed10012c4f64 R10=0000000000000003 R11=0000000000000001 R12=ffff88800b832758 R13=0000000000000246 R14=ffff888008c41c80 R15=0000000000000000 RIP=ffffffff81b61984 RFL=00000082 [--S----] 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 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005647ecfdb954 CR3=000000000d7f9000 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=0000000000020d4f 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=00000202 [-------] 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 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005647ed01e000 CR3=0000000005c8a000 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=00007f3f4359b510000056339dfff790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000