syzkaller login: [ 38.993389] ------------[ cut here ]------------ [ 38.994350] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.996369] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.997886] Modules linked in: [ 38.998529] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.000588] Tainted: [W]=WARN [ 39.001186] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.002675] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.003609] 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 [ 39.006815] RSP: 0018:ffff8880174efbc0 EFLAGS: 00010286 [ 39.007808] RAX: 0000000000000000 RBX: ffffed1002e9df78 RCX: ffffffff813a4050 [ 39.009100] RDX: ffff8880176ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.010381] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e9df2f [ 39.011686] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.013017] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174efdf8 [ 39.014298] FS: 00007fa52ad55900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.015738] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.016824] CR2: 00007fa52b247580 CR3: 0000000009f31000 CR4: 0000000000350ef0 [ 39.018134] Call Trace: [ 39.018611] [ 39.019027] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.019955] ? __create_object+0x59/0x80 [ 39.020727] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.021705] __vmalloc_noprof+0x59/0x60 [ 39.022471] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.023351] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.024313] bpf_prog_alloc+0x39/0x200 [ 39.025017] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.025972] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.026885] do_seccomp+0x349/0x25e0 [ 39.027607] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.028548] ? __pfx_do_seccomp+0x10/0x10 [ 39.029346] ? find_held_lock+0x2b/0x80 [ 39.030075] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.031062] ? static_key_count+0x60/0x80 [ 39.031881] prctl_set_seccomp+0x4e/0x70 [ 39.032673] __do_sys_prctl+0xe6c/0x1d70 [ 39.033466] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.034349] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.035313] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.036312] ? irqentry_exit+0xf3/0x650 [ 39.037041] do_syscall_64+0xbf/0x430 [ 39.037788] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.038763] RIP: 0033:0x7fa52b2475cd [ 39.039473] 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 [ 39.042668] RSP: 002b:00007ffd36603590 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.044102] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa52b2475cd [ 39.045396] RDX: 000055f103be4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.046684] RBP: 00007ffd366035f0 R08: 0000000000000000 R09: 00007ffd36602c90 [ 39.048017] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f135dcead0 [ 39.049293] R13: 00007ffd36603a20 R14: 000055f135dcfbc0 R15: 000055f135de0780 [ 39.050626] [ 39.051049] irq event stamp: 1737 [ 39.051730] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 39.053276] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 39.054814] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 39.056403] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 39.057926] ---[ end trace 0000000000000000 ]--- [ 42.488832] ------------[ cut here ]------------ [ 42.489788] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.491877] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.493571] Modules linked in: [ 42.494219] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.496257] Tainted: [W]=WARN [ 42.496826] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.498311] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.499245] 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 [ 42.502444] RSP: 0018:ffff88801c3efbc0 EFLAGS: 00010286 [ 42.503427] RAX: 0000000000000000 RBX: ffffed100387df78 RCX: ffffffff813a4050 [ 42.504735] RDX: ffff888016183780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.506028] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100387df2f [ 42.507311] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.508593] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c3efdf8 [ 42.509886] FS: 00007fee00e9a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.511322] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.512417] CR2: 00007ffced8aaef8 CR3: 00000000165a6000 CR4: 0000000000350ef0 [ 42.513732] Call Trace: [ 42.514259] [ 42.514679] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.515594] ? __create_object+0x59/0x80 [ 42.516404] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.517390] __vmalloc_noprof+0x59/0x60 [ 42.518171] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.519027] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.519963] bpf_prog_alloc+0x39/0x200 [ 42.520698] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.521658] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.522570] do_seccomp+0x349/0x25e0 [ 42.523298] ? find_held_lock+0x2b/0x80 [ 42.524023] ? do_prlimit+0x310/0x610 [ 42.524773] ? __pfx_do_seccomp+0x10/0x10 [ 42.525556] ? do_raw_spin_unlock+0x53/0x220 [ 42.526405] ? _raw_spin_unlock+0x1e/0x40 [ 42.527204] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.528188] ? static_key_count+0x60/0x80 [ 42.528956] prctl_set_seccomp+0x4e/0x70 [ 42.529742] __do_sys_prctl+0xe6c/0x1d70 [ 42.530527] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.531390] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.532383] ? irqentry_exit+0xf3/0x650 [ 42.533161] do_syscall_64+0xbf/0x430 [ 42.533853] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.534809] RIP: 0033:0x7fee0138c5cd [ 42.535516] 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 [ 42.538758] RSP: 002b:00007ffced8a9570 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.540173] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fee0138c5cd [ 42.541308] RDX: 00005555f6e50e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.542379] RBP: 00007ffced8a95d0 R08: 0000000000000000 R09: 00007ffced8a8c70 [ 42.543468] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555fee9aad0 [ 42.544548] R13: 00007ffced8a9a00 R14: 00005555fee9bbc0 R15: 00005555feeac780 [ 42.545620] [ 42.545974] irq event stamp: 1765 [ 42.546512] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 42.547785] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 42.549041] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 42.550329] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 42.551587] ---[ end trace 0000000000000000 ]--- [ 43.458810] ------------[ cut here ]------------ [ 43.459575] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.461224] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.462430] Modules linked in: [ 43.462917] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.464551] Tainted: [W]=WARN [ 43.465009] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.466217] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.466929] 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 [ 43.469541] RSP: 0018:ffff8880171afbc0 EFLAGS: 00010286 [ 43.470344] RAX: 0000000000000000 RBX: ffffed1002e35f78 RCX: ffffffff813a4050 [ 43.471400] RDX: ffff888019c4d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.472470] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e35f2f [ 43.473532] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.474592] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171afdf8 [ 43.475646] FS: 00007f5f78543900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.476837] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.477712] CR2: 00007f5f78a35580 CR3: 000000000b751000 CR4: 0000000000350ef0 [ 43.478768] Call Trace: [ 43.479179] [ 43.479518] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.480268] ? __create_object+0x59/0x80 [ 43.480876] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.481658] __vmalloc_noprof+0x59/0x60 [ 43.482287] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.482968] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.483741] bpf_prog_alloc+0x39/0x200 [ 43.484339] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.485063] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.485808] do_seccomp+0x349/0x25e0 [ 43.486402] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.487141] ? __pfx_do_seccomp+0x10/0x10 [ 43.487766] ? find_held_lock+0x2b/0x80 [ 43.488390] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.489179] ? static_key_count+0x60/0x80 [ 43.489804] prctl_set_seccomp+0x4e/0x70 [ 43.490445] __do_sys_prctl+0xe6c/0x1d70 [ 43.491054] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.491767] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.492560] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.493366] ? irqentry_exit+0xf3/0x650 [ 43.493961] do_syscall_64+0xbf/0x430 [ 43.494573] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.495364] RIP: 0033:0x7f5f78a355cd [ 43.495934] 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 [ 43.498600] RSP: 002b:00007ffdaf74a0e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.499768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5f78a355cd [ 43.500890] RDX: 0000564d9faafe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.501974] RBP: 00007ffdaf74a140 R08: 0000000000000000 R09: 00007ffdaf7497e0 [ 43.503069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564dcff1aad0 [ 43.504188] R13: 00007ffdaf74a570 R14: 0000564dcff1bbc0 R15: 0000564dcff2c780 [ 43.505315] [ 43.505679] irq event stamp: 1727 [ 43.506203] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 43.507505] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 43.508813] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 43.510132] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 43.511398] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4708' (ECDSA) to the list of known hosts. 2025/11/19 02:25:10 fuzzer started 2025/11/19 02:25:10 dialing manager at localhost:34383 2025/11/19 02:25:10 checking machine... 2025/11/19 02:25:10 checking revisions... [ 44.422846] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:25:10 testing simple program... [ 44.514874] cgroup: Unknown subsys name 'net' [ 44.576519] cgroup: Unknown subsys name 'cpuset' [ 44.590061] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:25:09 Registers: info registers vcpu 0 RAX=0000000000000007 RBX=0000000000000002 RCX=ffffffff81b2d5f8 RDX=000000000000b2d5 RSI=000000000000b2d5 RDI=ffffffff86ef06ac RBP=ffff88806ce08aa8 RSP=ffff88806ce089e0 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000002575e R12=ffff88806ce08ab0 R13=ffff88806ce08a98 R14=ffff88806ce08a91 R15=ffff88806ce08a50 RIP=ffffffff8135e62a 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 00007fee00e9a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fee00e79020 CR3=000000001fb23000 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=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=0000000000000000 RBX=0000000000000001 RCX=ffffffff814c2518 RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88806cf31cd0 RBP=dffffc0000000000 RSP=ffff8880096efe68 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7408a RFL=00000046 [---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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9723d20000 CR3=000000000e5e5000 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=2039303a35323a323020393120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732039303a35323a3230203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000