syzkaller login: [ 53.981439] ------------[ cut here ]------------ [ 53.982370] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 53.984363] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/245 [ 53.985850] Modules linked in: [ 53.986445] CPU: 1 UID: 104 PID: 245 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 53.988398] Tainted: [W]=WARN [ 53.989001] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 53.990726] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 53.991712] 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 [ 53.994881] RSP: 0018:ffff8880187afbc0 EFLAGS: 00010286 [ 53.995866] RAX: 0000000000000000 RBX: ffffed10030f5f78 RCX: ffffffff813a4050 [ 53.997150] RDX: ffff88800c3b1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 53.998479] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030f5f2f [ 53.999757] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 54.001030] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880187afdf8 [ 54.002365] FS: 00007fa5e8588900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 54.003827] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.004884] CR2: 00007ffeaedd5ef8 CR3: 00000000146ce000 CR4: 0000000000350ef0 [ 54.006200] Call Trace: [ 54.006666] [ 54.007114] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 54.008009] ? __create_object+0x59/0x80 [ 54.008738] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.009738] __vmalloc_noprof+0x59/0x60 [ 54.010477] bpf_prog_alloc_no_stats+0x55/0x470 [ 54.011343] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.012285] bpf_prog_alloc+0x39/0x200 [ 54.013020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.013994] bpf_prog_create_from_user+0xb2/0x2f0 [ 54.014901] do_seccomp+0x349/0x25e0 [ 54.015569] ? find_held_lock+0x2b/0x80 [ 54.016320] ? do_prlimit+0x310/0x610 [ 54.017051] ? __pfx_do_seccomp+0x10/0x10 [ 54.017862] ? do_raw_spin_unlock+0x53/0x220 [ 54.018644] ? _raw_spin_unlock+0x1e/0x40 [ 54.019429] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 54.020395] ? static_key_count+0x60/0x80 [ 54.021205] prctl_set_seccomp+0x4e/0x70 [ 54.022015] __do_sys_prctl+0xe6c/0x1d70 [ 54.022745] ? __pfx___do_sys_prctl+0x10/0x10 [ 54.023594] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 54.024578] ? irqentry_exit+0xf3/0x650 [ 54.025335] do_syscall_64+0xbf/0x430 [ 54.026110] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.027061] RIP: 0033:0x7fa5e8a7a5cd [ 54.027713] 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 [ 54.030877] RSP: 002b:00007ffeaedd3960 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 54.032238] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa5e8a7a5cd [ 54.033545] RDX: 00005626be3cae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 54.034855] RBP: 00007ffeaedd39c0 R08: 0000000000000000 R09: 00007ffeaedd3060 [ 54.036142] R10: 0000000000000000 R11: 0000000000000246 R12: 00005626c30ce2b0 [ 54.037430] R13: 00007ffeaedd3df0 R14: 00005626c30d0d20 R15: 00005626c30e28d0 [ 54.038621] [ 54.039025] irq event stamp: 1755 [ 54.039526] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 54.040792] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 54.042106] softirqs last enabled at (1376): [] handle_softirqs+0x50c/0x770 [ 54.043401] softirqs last disabled at (1371): [] __irq_exit_rcu+0xc4/0x100 [ 54.044671] ---[ end trace 0000000000000000 ]--- [ 56.857348] ------------[ cut here ]------------ [ 56.858296] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 56.860255] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/253 [ 56.861707] Modules linked in: [ 56.862349] CPU: 0 UID: 104 PID: 253 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 56.864296] Tainted: [W]=WARN [ 56.864890] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 56.866369] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 56.867267] 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 [ 56.870398] RSP: 0018:ffff88801765fbc0 EFLAGS: 00010286 [ 56.871369] RAX: 0000000000000000 RBX: ffffed1002ecbf78 RCX: ffffffff813a4050 [ 56.872641] RDX: ffff888017e55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 56.873922] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ecbf2f [ 56.875181] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 56.876443] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801765fdf8 [ 56.877716] FS: 00007f4d2d8c3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 56.879147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.880198] CR2: 00007f4d2ddb5580 CR3: 000000000dd19000 CR4: 0000000000350ef0 [ 56.881464] Call Trace: [ 56.881990] [ 56.882398] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 56.883292] ? __create_object+0x59/0x80 [ 56.884074] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 56.885037] __vmalloc_noprof+0x59/0x60 [ 56.885756] bpf_prog_alloc_no_stats+0x55/0x470 [ 56.886616] ? __pfx_seccomp_check_filter+0x10/0x10 [ 56.887547] bpf_prog_alloc+0x39/0x200 [ 56.888283] ? __pfx_seccomp_check_filter+0x10/0x10 [ 56.889202] bpf_prog_create_from_user+0xb2/0x2f0 [ 56.890104] do_seccomp+0x349/0x25e0 [ 56.890790] ? __pfx_css_rstat_updated+0x10/0x10 [ 56.891680] ? __pfx_do_seccomp+0x10/0x10 [ 56.892475] ? find_held_lock+0x2b/0x80 [ 56.893232] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 56.894220] ? static_key_count+0x60/0x80 [ 56.895028] prctl_set_seccomp+0x4e/0x70 [ 56.895781] __do_sys_prctl+0xe6c/0x1d70 [ 56.896566] ? __pfx___do_sys_prctl+0x10/0x10 [ 56.897426] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 56.898420] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 56.899398] ? irqentry_exit+0xf3/0x650 [ 56.900170] do_syscall_64+0xbf/0x430 [ 56.900906] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.901879] RIP: 0033:0x7f4d2ddb55cd [ 56.902553] 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 [ 56.905768] RSP: 002b:00007ffd01002a70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 56.907168] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d2ddb55cd [ 56.908471] RDX: 00005617c3361e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 56.909777] RBP: 00007ffd01002ad0 R08: 0000000000000000 R09: 00007ffd01002170 [ 56.911091] R10: 0000000000000000 R11: 0000000000000246 R12: 00005617d2e3ead0 [ 56.912385] R13: 00007ffd01002f00 R14: 00005617d2e3fbc0 R15: 00005617d2e50780 [ 56.913704] [ 56.914273] irq event stamp: 1783 [ 56.914948] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 56.916508] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 56.918066] softirqs last enabled at (1780): [] handle_softirqs+0x50c/0x770 [ 56.919636] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 56.921150] ---[ end trace 0000000000000000 ]--- [ 57.674456] ------------[ cut here ]------------ [ 57.675065] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 57.676357] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/261 [ 57.677306] Modules linked in: [ 57.677744] CPU: 0 UID: 104 PID: 261 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 57.679036] Tainted: [W]=WARN [ 57.679394] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 57.680343] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 57.680927] 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 [ 57.683530] RSP: 0018:ffff88800e517bc0 EFLAGS: 00010286 [ 57.684177] RAX: 0000000000000000 RBX: ffffed1001ca2f78 RCX: ffffffff813a4050 [ 57.685003] RDX: ffff888016a55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 57.685838] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ca2f2f [ 57.686635] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 57.687461] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e517df8 [ 57.688284] FS: 00007f20cf18c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 57.689211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.689898] CR2: 00007ffc64660ef8 CR3: 0000000014467000 CR4: 0000000000350ef0 [ 57.690701] Call Trace: [ 57.691434] [ 57.691709] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 57.692283] ? __create_object+0x59/0x80 [ 57.692765] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 57.693383] __vmalloc_noprof+0x59/0x60 [ 57.693880] bpf_prog_alloc_no_stats+0x55/0x470 [ 57.694417] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.695017] bpf_prog_alloc+0x39/0x200 [ 57.695469] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.696069] bpf_prog_create_from_user+0xb2/0x2f0 [ 57.696625] do_seccomp+0x349/0x25e0 [ 57.697088] ? find_held_lock+0x2b/0x80 [ 57.697566] ? do_prlimit+0x310/0x610 [ 57.698049] ? __pfx_do_seccomp+0x10/0x10 [ 57.698528] ? do_raw_spin_unlock+0x53/0x220 [ 57.699062] ? _raw_spin_unlock+0x1e/0x40 [ 57.699538] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 57.700155] ? static_key_count+0x60/0x80 [ 57.700645] prctl_set_seccomp+0x4e/0x70 [ 57.701139] __do_sys_prctl+0xe6c/0x1d70 [ 57.701620] ? __pfx___do_sys_prctl+0x10/0x10 [ 57.702176] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 57.702772] ? irqentry_exit+0xf3/0x650 [ 57.703262] do_syscall_64+0xbf/0x430 [ 57.703707] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.704315] RIP: 0033:0x7f20cf67e5cd [ 57.704743] 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 [ 57.706811] RSP: 002b:00007ffc6465f9b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 57.707660] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20cf67e5cd [ 57.708481] RDX: 000055806a7f6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 57.709310] RBP: 00007ffc6465fa10 R08: 0000000000000000 R09: 00007ffc6465f0b0 [ 57.710145] R10: 0000000000000000 R11: 0000000000000246 R12: 00005580a59c3b10 [ 57.710972] R13: 00007ffc6465fe40 R14: 00005580a59c42b0 R15: 00005580a59d86f0 [ 57.711779] [ 57.712079] irq event stamp: 1777 [ 57.712468] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 57.713449] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 57.714447] softirqs last enabled at (1574): [] handle_softirqs+0x50c/0x770 [ 57.715455] softirqs last disabled at (1569): [] __irq_exit_rcu+0xc4/0x100 [ 57.716435] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4721' (ECDSA) to the list of known hosts. 2025/11/18 08:58:19 fuzzer started 2025/11/18 08:58:19 dialing manager at localhost:34383 2025/11/18 08:58:19 checking machine... 2025/11/18 08:58:19 checking revisions... [ 58.584926] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:58:19 testing simple program... [ 58.659904] cgroup: Unknown subsys name 'net' [ 58.729645] cgroup: Unknown subsys name 'cpuset' [ 58.780436] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 08:58:18 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81b2a224 RCX=ffff8880166674fc RDX=1ffff11002cccec0 RSI=ffffffff85e1ffe0 RDI=ffffffff81b2a224 RBP=ffffffff81b2a224 RSP=ffff888016667558 R8 =ffffffff86a49dd0 R9 =ffff8880166675e8 R10=000000000003c9ed R11=0000000000012f5f R12=0000000000000001 R13=0000000000000000 R14=ffff888016668000 R15=ffff888009462500 RIP=ffffffff81439c92 RFL=00000293 [--S-A-C] 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 00007f392a2af900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4d2de7b0b0 CR3=000000000d713000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=61071dfbaedc89ae00000000000ae988 XMM05=b6360fa5341408640000000000323ef0 XMM06=598164e4c7131be40000000000322830 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88801a053780 RCX=ffff888009a57588 RDX=1ffff1100340a76f RSI=ffffffff816194be RDI=ffff88801a053b7c RBP=ffff888009a57540 RSP=ffff888009a57460 R8 =0000000000000001 R9 =ffff888009a57528 R10=000000000003c9ed R11=000000000000453f R12=0000000000000000 R13=ffff888009a57530 R14=ffff88801a053780 R15=ffff888009a574e8 RIP=ffffffff815bd726 RFL=00000217 [----APC] 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 00007f2c47076900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffd83adad8 CR3=000000000db91000 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=2038313a38353a383020383120766f4e XMM01=73732878696e755f6d6170203a5d3235 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3235325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038313a38353a3830203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000