syzkaller login: [ 39.227701] ------------[ cut here ]------------ [ 39.228687] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.230990] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.232637] Modules linked in: [ 39.233359] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.235869] Tainted: [W]=WARN [ 39.236497] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.238145] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.239180] 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 [ 39.242724] RSP: 0018:ffff888017e7fbc0 EFLAGS: 00010286 [ 39.243833] RAX: 0000000000000000 RBX: ffffed1002fcff78 RCX: ffffffff813a4050 [ 39.245288] RDX: ffff888016e2d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.246723] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fcff2f [ 39.248161] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.249580] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017e7fdf8 [ 39.250998] FS: 00007fabc3099900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.252611] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.253801] CR2: 00007ffdca4acef7 CR3: 000000000e54e000 CR4: 0000000000350ef0 [ 39.255240] Call Trace: [ 39.255751] [ 39.256276] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.257274] ? __create_object+0x59/0x80 [ 39.258145] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.259218] __vmalloc_noprof+0x59/0x60 [ 39.260067] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.261090] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.262127] bpf_prog_alloc+0x39/0x200 [ 39.262944] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.263980] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.264956] do_seccomp+0x349/0x25e0 [ 39.265697] ? find_held_lock+0x2b/0x80 [ 39.266533] ? do_prlimit+0x310/0x610 [ 39.267340] ? __pfx_do_seccomp+0x10/0x10 [ 39.268220] ? do_raw_spin_unlock+0x53/0x220 [ 39.269145] ? _raw_spin_unlock+0x1e/0x40 [ 39.269993] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.271052] ? static_key_count+0x60/0x80 [ 39.271954] prctl_set_seccomp+0x4e/0x70 [ 39.272759] __do_sys_prctl+0xe6c/0x1d70 [ 39.273632] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.274572] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.275628] ? irqentry_exit+0xf3/0x650 [ 39.276456] do_syscall_64+0xbf/0x430 [ 39.277268] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.278304] RIP: 0033:0x7fabc358b5cd [ 39.279079] 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 [ 39.282533] RSP: 002b:00007ffdca4ab1c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.284026] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fabc358b5cd [ 39.285421] RDX: 0000558595b6ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.286819] RBP: 00007ffdca4ab220 R08: 0000000000000000 R09: 00007ffdca4aa8c0 [ 39.288210] R10: 0000000000000000 R11: 0000000000000246 R12: 00005585a8696b10 [ 39.289453] R13: 00007ffdca4ab650 R14: 00005585a86972b0 R15: 00005585a86ab6f0 [ 39.290700] [ 39.291136] irq event stamp: 1785 [ 39.291713] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 39.293162] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 39.294598] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 39.296058] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 39.297484] ---[ end trace 0000000000000000 ]--- [ 42.222623] ------------[ cut here ]------------ [ 42.223557] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.225560] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.227021] Modules linked in: [ 42.227623] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.229610] Tainted: [W]=WARN [ 42.230223] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.231675] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.232689] 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 [ 42.235827] RSP: 0018:ffff888016ae7bc0 EFLAGS: 00010286 [ 42.236745] RAX: 0000000000000000 RBX: ffffed1002d5cf78 RCX: ffffffff813a4050 [ 42.238062] RDX: ffff88800eff3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.239349] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d5cf2f [ 42.240633] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.241903] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ae7df8 [ 42.243179] FS: 00007f38e6ceb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.244641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.245698] CR2: 00007ffc733b6ef7 CR3: 0000000009f2a000 CR4: 0000000000350ef0 [ 42.246985] Call Trace: [ 42.247466] [ 42.247924] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.248840] ? __create_object+0x59/0x80 [ 42.249577] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.250550] __vmalloc_noprof+0x59/0x60 [ 42.251303] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.252189] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.253137] bpf_prog_alloc+0x39/0x200 [ 42.253873] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.254753] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.255668] do_seccomp+0x349/0x25e0 [ 42.256404] ? find_held_lock+0x2b/0x80 [ 42.257164] ? do_prlimit+0x310/0x610 [ 42.257916] ? __pfx_do_seccomp+0x10/0x10 [ 42.258654] ? do_raw_spin_unlock+0x53/0x220 [ 42.259489] ? _raw_spin_unlock+0x1e/0x40 [ 42.260268] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.261237] ? static_key_count+0x60/0x80 [ 42.262043] prctl_set_seccomp+0x4e/0x70 [ 42.262820] __do_sys_prctl+0xe6c/0x1d70 [ 42.263558] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.264426] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.265390] ? irqentry_exit+0xf3/0x650 [ 42.266173] do_syscall_64+0xbf/0x430 [ 42.266921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.267884] RIP: 0033:0x7f38e71dd5cd [ 42.268552] 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 [ 42.271749] RSP: 002b:00007ffc733b42d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.273155] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38e71dd5cd [ 42.274435] RDX: 0000560431b5ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.275704] RBP: 00007ffc733b4330 R08: 0000000000000000 R09: 00007ffc733b39d0 [ 42.277005] R10: 0000000000000000 R11: 0000000000000246 R12: 000056043ee36b10 [ 42.278284] R13: 00007ffc733b4760 R14: 000056043ee372b0 R15: 000056043ee4b6f0 [ 42.279586] [ 42.280052] irq event stamp: 1811 [ 42.280653] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 42.282167] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 42.283689] softirqs last enabled at (1452): [] handle_softirqs+0x50c/0x770 [ 42.285256] softirqs last disabled at (1447): [] __irq_exit_rcu+0xc4/0x100 [ 42.286794] ---[ end trace 0000000000000000 ]--- [ 43.031547] ------------[ cut here ]------------ [ 43.032486] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.034479] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 43.035954] Modules linked in: [ 43.036537] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.038503] Tainted: [W]=WARN [ 43.039090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.040565] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.041482] 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 [ 43.044649] RSP: 0018:ffff88800dbefbc0 EFLAGS: 00010286 [ 43.045630] RAX: 0000000000000000 RBX: ffffed1001b7df78 RCX: ffffffff813a4050 [ 43.046908] RDX: ffff888013bfb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.048203] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001b7df2f [ 43.049487] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.050790] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800dbefdf8 [ 43.052080] FS: 00007f159a9c3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.053537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.054607] CR2: 00007f159aeb5580 CR3: 000000001fcc8000 CR4: 0000000000350ef0 [ 43.055911] Call Trace: [ 43.056384] [ 43.056857] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.057725] ? __create_object+0x59/0x80 [ 43.058509] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.059467] __vmalloc_noprof+0x59/0x60 [ 43.060232] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.061111] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.062066] bpf_prog_alloc+0x39/0x200 [ 43.062757] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.063684] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.064602] do_seccomp+0x349/0x25e0 [ 43.065310] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.066215] ? __pfx_do_seccomp+0x10/0x10 [ 43.067008] ? find_held_lock+0x2b/0x80 [ 43.067725] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.068688] ? static_key_count+0x60/0x80 [ 43.069493] prctl_set_seccomp+0x4e/0x70 [ 43.070253] __do_sys_prctl+0xe6c/0x1d70 [ 43.071033] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.071904] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.072876] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.073852] ? irqentry_exit+0xf3/0x650 [ 43.074583] do_syscall_64+0xbf/0x430 [ 43.075335] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.076307] RIP: 0033:0x7f159aeb55cd [ 43.077012] 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 [ 43.080190] RSP: 002b:00007fff6e967bf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.081146] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f159aeb55cd [ 43.081970] RDX: 000055aaca3cee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.082767] RBP: 00007fff6e967c50 R08: 0000000000000000 R09: 00007fff6e9672f0 [ 43.083581] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aadea60ad0 [ 43.084427] R13: 00007fff6e968080 R14: 000055aadea61bc0 R15: 000055aadea72780 [ 43.085201] [ 43.085455] irq event stamp: 1705 [ 43.085851] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 43.086737] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 43.087662] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 43.088611] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 43.089529] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7786' (ECDSA) to the list of known hosts. 2025/11/19 03:42:10 fuzzer started 2025/11/19 03:42:11 dialing manager at localhost:34383 2025/11/19 03:42:11 checking machine... 2025/11/19 03:42:11 checking revisions... [ 43.938800] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:42:11 testing simple program... [ 44.023902] cgroup: Unknown subsys name 'net' [ 44.086422] cgroup: Unknown subsys name 'cpuset' [ 44.102428] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:42:10 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88801624f9b0 RCX=0000000000000001 RDX=1ffff11002c49f37 RSI=ffff88801624fe28 RDI=ffff88801624f9b8 RBP=ffff88801624fe28 RSP=ffff88801624f908 R8 =ffffffff86ac3762 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000273a5 R12=0000000000000008 R13=ffff88801624f9f8 R14=ffff88801624fe30 R15=ffff88801624f9b0 RIP=ffffffff8135e265 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 00007f38e6ceb900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f38e6cba008 CR3=000000001f3ec000 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=0000000000024831 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=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 fffffe5000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffffe2d4b88 CR3=000000000e456000 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=d2da6d9fc69f6894b14d1c163a817827 XMM02=0000000000303758eff9b2d0a8fce9cb XMM03=00000000003038282c67c8bc2e329bc3 XMM04=1543cf6d2b0503aa00000000000ae988 XMM05=caf78994ee52dfef0000000000321450 XMM06=d74844bf967d85ba00000000003204f0 XMM07=e042d86d42eb936e0000000000310de8 XMM08=18bc2c0220cdaa2c0000000000303828 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000