[ 46.208152] ------------[ cut here ]------------ [ 46.209104] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.211172] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 46.212622] Modules linked in: [ 46.213249] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.215213] Tainted: [W]=WARN [ 46.215752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.217217] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.218129] 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 [ 46.221284] RSP: 0018:ffff888018e3fbc0 EFLAGS: 00010286 [ 46.222251] RAX: 0000000000000000 RBX: ffffed10031c7f78 RCX: ffffffff813a4050 [ 46.223511] RDX: ffff888016a61bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.224815] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031c7f2f [ 46.226122] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.227376] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018e3fdf8 [ 46.228643] FS: 00007ff487507900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.230060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.231118] CR2: 00007ffd4768cef7 CR3: 000000000df61000 CR4: 0000000000350ef0 [ 46.232376] Call Trace: [ 46.232870] [ 46.233270] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.234167] ? __create_object+0x59/0x80 [ 46.234964] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.235932] __vmalloc_noprof+0x59/0x60 [ 46.236635] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.237505] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.238412] bpf_prog_alloc+0x39/0x200 [ 46.239151] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.240081] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.240972] do_seccomp+0x349/0x25e0 [ 46.241641] ? find_held_lock+0x2b/0x80 [ 46.242389] ? do_prlimit+0x310/0x610 [ 46.243115] ? __pfx_do_seccomp+0x10/0x10 [ 46.243895] ? do_raw_spin_unlock+0x53/0x220 [ 46.244673] ? _raw_spin_unlock+0x1e/0x40 [ 46.245450] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.246394] ? static_key_count+0x60/0x80 [ 46.247187] prctl_set_seccomp+0x4e/0x70 [ 46.247947] __do_sys_prctl+0xe6c/0x1d70 [ 46.248664] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.249525] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.250473] ? irqentry_exit+0xf3/0x650 [ 46.251219] do_syscall_64+0xbf/0x430 [ 46.251949] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.252897] RIP: 0033:0x7ff4879f95cd [ 46.253572] 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 [ 46.256696] RSP: 002b:00007ffd4768b420 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.258045] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff4879f95cd [ 46.259298] RDX: 0000563b320d1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.260562] RBP: 00007ffd4768b480 R08: 0000000000000000 R09: 00007ffd4768ab20 [ 46.261837] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563b3975f2b0 [ 46.263096] R13: 00007ffd4768b8b0 R14: 0000563b39761d20 R15: 0000563b397738d0 [ 46.264380] [ 46.264835] irq event stamp: 1751 [ 46.265436] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 46.266927] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 46.268419] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 46.269892] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 46.271131] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.835236] ------------[ cut here ]------------ [ 49.836297] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.838469] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.840113] Modules linked in: [ 49.840759] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.842948] Tainted: [W]=WARN [ 49.843543] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.845157] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.846153] 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 [ 49.849629] RSP: 0018:ffff8880172afbc0 EFLAGS: 00010286 [ 49.850693] RAX: 0000000000000000 RBX: ffffed1002e55f78 RCX: ffffffff813a4050 [ 49.852082] RDX: ffff8880168b0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.853497] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e55f2f [ 49.854892] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.856284] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172afdf8 [ 49.857699] FS: 00007fa95efc0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.859258] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.860409] CR2: 00007fa95f5264a6 CR3: 000000000d368000 CR4: 0000000000350ef0 [ 49.861815] Call Trace: [ 49.862327] [ 49.862820] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.863742] ? __create_object+0x59/0x80 [ 49.864597] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.865648] __vmalloc_noprof+0x59/0x60 [ 49.866471] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.867414] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.868415] bpf_prog_alloc+0x39/0x200 [ 49.869210] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.870230] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.871202] do_seccomp+0x349/0x25e0 [ 49.871978] ? find_held_lock+0x2b/0x80 [ 49.872754] ? do_prlimit+0x310/0x610 [ 49.873565] ? __pfx_do_seccomp+0x10/0x10 [ 49.874424] ? do_raw_spin_unlock+0x53/0x220 [ 49.875323] ? _raw_spin_unlock+0x1e/0x40 [ 49.876165] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.877213] ? static_key_count+0x60/0x80 [ 49.878095] prctl_set_seccomp+0x4e/0x70 [ 49.878955] __do_sys_prctl+0xe6c/0x1d70 [ 49.879754] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.880685] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.881742] ? irqentry_exit+0xf3/0x650 [ 49.882555] do_syscall_64+0xbf/0x430 [ 49.883349] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.884370] RIP: 0033:0x7fa95f4b25cd [ 49.885118] 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 [ 49.888233] RSP: 002b:00007fff1167f060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.889506] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa95f4b25cd [ 49.890678] RDX: 000055acb0334e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.891843] RBP: 00007fff1167f0c0 R08: 0000000000000000 R09: 00007fff1167e760 [ 49.893014] R10: 0000000000000000 R11: 0000000000000246 R12: 000055acdaed2ad0 [ 49.894204] R13: 00007fff1167f4f0 R14: 000055acdaed3bc0 R15: 000055acdaee4780 [ 49.895408] [ 49.895829] irq event stamp: 1729 [ 49.896385] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 49.897807] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 49.899221] softirqs last enabled at (1666): [] handle_softirqs+0x50c/0x770 [ 49.900649] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 49.902050] ---[ end trace 0000000000000000 ]--- [ 50.747659] ------------[ cut here ]------------ [ 50.748621] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.750850] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/258 [ 50.752377] Modules linked in: [ 50.753068] CPU: 1 UID: 104 PID: 258 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.755523] Tainted: [W]=WARN [ 50.756140] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.757420] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.758345] 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 [ 50.761463] RSP: 0018:ffff888017467bc0 EFLAGS: 00010286 [ 50.762518] RAX: 0000000000000000 RBX: ffffed1002e8cf78 RCX: ffffffff813a4050 [ 50.763894] RDX: ffff888018fc9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.765269] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e8cf2f [ 50.766670] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.768055] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017467df8 [ 50.769445] FS: 00007f17ce50e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.771012] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.772144] CR2: 00007ffccf2e5ef7 CR3: 0000000009fe0000 CR4: 0000000000350ef0 [ 50.773522] Call Trace: [ 50.774087] [ 50.774537] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.775534] ? __create_object+0x59/0x80 [ 50.776393] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.777457] __vmalloc_noprof+0x59/0x60 [ 50.778101] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.778828] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.779562] bpf_prog_alloc+0x39/0x200 [ 50.780178] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.780947] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.781683] do_seccomp+0x349/0x25e0 [ 50.782281] ? find_held_lock+0x2b/0x80 [ 50.782911] ? do_prlimit+0x310/0x610 [ 50.783494] ? __pfx_do_seccomp+0x10/0x10 [ 50.784146] ? do_raw_spin_unlock+0x53/0x220 [ 50.784847] ? _raw_spin_unlock+0x1e/0x40 [ 50.785470] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.786270] ? static_key_count+0x60/0x80 [ 50.786934] prctl_set_seccomp+0x4e/0x70 [ 50.787549] __do_sys_prctl+0xe6c/0x1d70 [ 50.788191] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.788905] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.789689] ? irqentry_exit+0xf3/0x650 [ 50.790342] do_syscall_64+0xbf/0x430 [ 50.790958] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.791736] RIP: 0033:0x7f17cea005cd [ 50.792327] 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 [ 50.794993] RSP: 002b:00007ffccf2e3900 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.796121] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f17cea005cd [ 50.797213] RDX: 000055cf12ebbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.798293] RBP: 00007ffccf2e3960 R08: 0000000000000000 R09: 00007ffccf2e3000 [ 50.799373] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cf4833aad0 [ 50.800444] R13: 00007ffccf2e3d90 R14: 000055cf4833bbc0 R15: 000055cf4834c780 [ 50.801546] [ 50.801933] irq event stamp: 1877 [ 50.802440] hardirqs last enabled at (1885): [] __up_console_sem+0x78/0x80 [ 50.803705] hardirqs last disabled at (1894): [] __up_console_sem+0x5d/0x80 [ 50.804971] softirqs last enabled at (1562): [] handle_softirqs+0x50c/0x770 [ 50.806272] softirqs last disabled at (1557): [] __irq_exit_rcu+0xc4/0x100 [ 50.807534] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29148' (ECDSA) to the list of known hosts. 2025/11/18 12:36:48 fuzzer started 2025/11/18 12:36:48 dialing manager at localhost:34383 2025/11/18 12:36:48 checking machine... 2025/11/18 12:36:48 checking revisions... [ 51.753962] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:36:48 testing simple program... [ 51.837727] cgroup: Unknown subsys name 'net' [ 51.882623] cgroup: Unknown subsys name 'cpuset' [ 51.894858] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:36:47 Registers: info registers vcpu 0 RAX=ffff88801901cd38 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff88801901bba8 RSI=0000000000000000 RDI=ffff88801901c2f0 RBP=ffff88801901c2f0 RSP=ffff88806ce08dc8 R8 =0000000000000001 R9 =ffffed100d9c11aa R10=0000000000000003 R11=0000000000000001 R12=ffff88800dba2630 R13=0000000000000246 R14=ffff88801901c2f0 R15=ffff888009462280 RIP=ffffffff81b61af4 RFL=00000086 [--S--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 00007fa95efc0900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff11679000 CR3=000000000ba89000 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=0000000000025a47 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f99d45a7000 CR3=000000000da5f000 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=2037343a36333a323120383120766f4e XMM01=73732878696e755f6d6170203a5d3934 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3934325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037343a36333a3231203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000