[ 46.756845] ------------[ cut here ]------------ [ 46.757825] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.759838] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 46.761311] Modules linked in: [ 46.761912] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.764195] Tainted: [W]=WARN [ 46.764752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.766297] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.767220] 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 [ 46.770411] RSP: 0018:ffff88801694fbc0 EFLAGS: 00010286 [ 46.771390] RAX: 0000000000000000 RBX: ffffed1002d29f78 RCX: ffffffff813a4050 [ 46.772694] RDX: ffff888018bd0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.774009] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d29f2f [ 46.775313] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.776617] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801694fdf8 [ 46.777935] FS: 00007fa06dfd7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.779404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.780479] CR2: 00007ffdf4e21ef8 CR3: 000000000d15d000 CR4: 0000000000350ef0 [ 46.781792] Call Trace: [ 46.782311] [ 46.782729] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.783639] ? __create_object+0x59/0x80 [ 46.784432] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.785431] __vmalloc_noprof+0x59/0x60 [ 46.786212] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.787055] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.787999] bpf_prog_alloc+0x39/0x200 [ 46.788741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.789692] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.790618] do_seccomp+0x349/0x25e0 [ 46.791354] ? find_held_lock+0x2b/0x80 [ 46.792088] ? do_prlimit+0x310/0x610 [ 46.792849] ? __pfx_do_seccomp+0x10/0x10 [ 46.793662] ? do_raw_spin_unlock+0x53/0x220 [ 46.794510] ? _raw_spin_unlock+0x1e/0x40 [ 46.795309] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.796289] ? static_key_count+0x60/0x80 [ 46.797059] prctl_set_seccomp+0x4e/0x70 [ 46.797853] __do_sys_prctl+0xe6c/0x1d70 [ 46.798644] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.799519] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.800499] ? irqentry_exit+0xf3/0x650 [ 46.801270] do_syscall_64+0xbf/0x430 [ 46.801989] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.802954] RIP: 0033:0x7fa06e4c95cd [ 46.803671] 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 [ 46.806913] RSP: 002b:00007ffdf4e20180 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.808304] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa06e4c95cd [ 46.809629] RDX: 0000560a8dc67e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.810931] RBP: 00007ffdf4e201e0 R08: 0000000000000000 R09: 00007ffdf4e1f880 [ 46.812243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560a9cf182b0 [ 46.813558] R13: 00007ffdf4e20610 R14: 0000560a9cf1ad20 R15: 0000560a9cf2c8d0 [ 46.814802] [ 46.815230] irq event stamp: 1823 [ 46.815785] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 46.817198] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 46.818601] softirqs last enabled at (1844): [] handle_softirqs+0x50c/0x770 [ 46.820009] softirqs last disabled at (1839): [] __irq_exit_rcu+0xc4/0x100 [ 46.821402] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.036204] ------------[ cut here ]------------ [ 50.037058] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.039074] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.040605] Modules linked in: [ 50.041232] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.043213] Tainted: [W]=WARN [ 50.043766] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.045236] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.046109] 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 [ 50.049286] RSP: 0018:ffff88801714fbc0 EFLAGS: 00010286 [ 50.050272] RAX: 0000000000000000 RBX: ffffed1002e29f78 RCX: ffffffff813a4050 [ 50.051557] RDX: ffff88801bf6d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.052840] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e29f2f [ 50.054115] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.055412] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801714fdf8 [ 50.056702] FS: 00007f27a64be900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.058140] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.059211] CR2: 00007f27a6a244a6 CR3: 000000000b7db000 CR4: 0000000000350ef0 [ 50.060491] Call Trace: [ 50.060958] [ 50.061415] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.062332] ? __create_object+0x59/0x80 [ 50.063067] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.064034] __vmalloc_noprof+0x59/0x60 [ 50.064790] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.065678] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.066601] bpf_prog_alloc+0x39/0x200 [ 50.067458] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.068390] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.069307] do_seccomp+0x349/0x25e0 [ 50.069987] ? find_held_lock+0x2b/0x80 [ 50.070725] ? do_prlimit+0x310/0x610 [ 50.071458] ? __pfx_do_seccomp+0x10/0x10 [ 50.072230] ? do_raw_spin_unlock+0x53/0x220 [ 50.073018] ? _raw_spin_unlock+0x1e/0x40 [ 50.073801] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.074766] ? static_key_count+0x60/0x80 [ 50.075565] prctl_set_seccomp+0x4e/0x70 [ 50.076332] __do_sys_prctl+0xe6c/0x1d70 [ 50.077075] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.077933] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.078903] ? irqentry_exit+0xf3/0x650 [ 50.079665] do_syscall_64+0xbf/0x430 [ 50.080394] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.081327] RIP: 0033:0x7f27a69b05cd [ 50.081998] 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 [ 50.085165] RSP: 002b:00007ffcdc4c5070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.086796] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f27a69b05cd [ 50.088294] RDX: 000055a15d077e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.089577] RBP: 00007ffcdc4c50d0 R08: 0000000000000000 R09: 00007ffcdc4c4770 [ 50.090830] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a1897c0ad0 [ 50.092116] R13: 00007ffcdc4c5500 R14: 000055a1897c1bc0 R15: 000055a1897d2780 [ 50.093517] [ 50.094012] irq event stamp: 1823 [ 50.094851] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 50.096498] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 50.098272] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 50.099949] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 50.101700] ---[ end trace 0000000000000000 ]--- [ 50.850863] ------------[ cut here ]------------ [ 50.851773] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.853758] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/256 [ 50.855350] Modules linked in: [ 50.855937] CPU: 0 UID: 104 PID: 256 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.857888] Tainted: [W]=WARN [ 50.858469] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.859917] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.860813] 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 [ 50.863909] RSP: 0018:ffff888018bafbc0 EFLAGS: 00010286 [ 50.864866] RAX: 0000000000000000 RBX: ffffed1003175f78 RCX: ffffffff813a4050 [ 50.866122] RDX: ffff88801bda9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.867402] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003175f2f [ 50.868673] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.869942] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018bafdf8 [ 50.871212] FS: 00007f266ef91900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.872629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.873692] CR2: 00007f266f483580 CR3: 000000000d2ad000 CR4: 0000000000350ef0 [ 50.874960] Call Trace: [ 50.875931] [ 50.876390] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.877278] ? __create_object+0x59/0x80 [ 50.878016] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.878961] __vmalloc_noprof+0x59/0x60 [ 50.879713] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.880574] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.881499] bpf_prog_alloc+0x39/0x200 [ 50.882232] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.883095] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.883980] do_seccomp+0x349/0x25e0 [ 50.884692] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.885588] ? __pfx_do_seccomp+0x10/0x10 [ 50.886376] ? find_held_lock+0x2b/0x80 [ 50.887082] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.888022] ? static_key_count+0x60/0x80 [ 50.888803] prctl_set_seccomp+0x4e/0x70 [ 50.889572] __do_sys_prctl+0xe6c/0x1d70 [ 50.890355] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.891209] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.892106] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.893087] ? irqentry_exit+0xf3/0x650 [ 50.893849] do_syscall_64+0xbf/0x430 [ 50.894577] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.895521] RIP: 0033:0x7f266f4835cd [ 50.896212] 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 [ 50.899289] RSP: 002b:00007ffc3b102bb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.900631] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f266f4835cd [ 50.901894] RDX: 0000555d76226e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.903173] RBP: 00007ffc3b102c10 R08: 0000000000000000 R09: 00007ffc3b1022b0 [ 50.904421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d7d72ead0 [ 50.905688] R13: 00007ffc3b103040 R14: 0000555d7d72fbc0 R15: 0000555d7d740780 [ 50.906963] [ 50.907432] irq event stamp: 1787 [ 50.908026] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 50.909520] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 50.911008] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 50.912505] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 50.913927] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:17175' (ECDSA) to the list of known hosts. 2025/11/18 21:46:23 fuzzer started 2025/11/18 21:46:24 dialing manager at localhost:34383 2025/11/18 21:46:24 checking machine... 2025/11/18 21:46:24 checking revisions... [ 51.815572] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:46:24 testing simple program... [ 51.901226] cgroup: Unknown subsys name 'net' [ 51.962681] cgroup: Unknown subsys name 'cpuset' [ 51.979786] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:46:23 Registers: info registers vcpu 0 RAX=ffffffffffffffd0 RBX=0000000000000001 RCX=ffffffff86a01694 RDX=0000000000000001 RSI=0000000000000000 RDI=ffffffff86a01696 RBP=ffff8880147e78b8 RSP=ffff8880147e77a0 R8 =0000000000000001 R9 =ffff8880147e78a0 R10=000000000003c9ed R11=0000000000006e2e R12=ffff8880147e78c0 R13=ffff8880147e78a8 R14=ffff8880147e7860 R15=ffff8880147e7860 RIP=ffffffff8135fb11 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 00007f27a64be900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcdc4bf000 CR3=000000001f066000 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=0000000000022b03 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 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1ccdf06000 CR3=000000001418c000 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=2033323a36343a313220383120766f4e XMM01=73732878696e755f6d6170203a5d3834 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3834325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032323a36343a3132203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000