syzkaller login: [ 38.980801] ------------[ cut here ]------------ [ 38.981724] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.983753] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.985254] Modules linked in: [ 38.985895] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.988173] Tainted: [W]=WARN [ 38.988859] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.990332] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.991266] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 38.994469] RSP: 0018:ffff8880168dfbc0 EFLAGS: 00010286 [ 38.995467] RAX: 0000000000000000 RBX: ffffed1002d1bf78 RCX: ffffffff813a4050 [ 38.996740] RDX: ffff888017b35340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.998056] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d1bf2f [ 38.999366] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.000644] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168dfdf8 [ 39.001966] FS: 00007fe2214a0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.003410] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.004462] CR2: 00007ffcc76a6ef7 CR3: 000000000bf31000 CR4: 0000000000350ef0 [ 39.005779] Call Trace: [ 39.006256] [ 39.006741] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.007651] ? __create_object+0x59/0x80 [ 39.008393] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.009402] __vmalloc_noprof+0x59/0x60 [ 39.010165] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.011060] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.012000] bpf_prog_alloc+0x39/0x200 [ 39.012734] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.013709] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.014637] do_seccomp+0x349/0x25e0 [ 39.015313] ? find_held_lock+0x2b/0x80 [ 39.016098] ? do_prlimit+0x310/0x610 [ 39.016841] ? __pfx_do_seccomp+0x10/0x10 [ 39.017695] ? do_raw_spin_unlock+0x53/0x220 [ 39.018482] ? _raw_spin_unlock+0x1e/0x40 [ 39.019289] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.020260] ? static_key_count+0x60/0x80 [ 39.021111] prctl_set_seccomp+0x4e/0x70 [ 39.021922] __do_sys_prctl+0xe6c/0x1d70 [ 39.022730] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.023600] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.024524] ? irqentry_exit+0xf3/0x650 [ 39.025334] do_syscall_64+0xbf/0x430 [ 39.026106] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.027086] RIP: 0033:0x7fe2219925cd [ 39.027793] 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 [ 39.031015] RSP: 002b:00007ffcc76a5470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.032380] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe2219925cd [ 39.033695] RDX: 000055560cd75e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.034979] RBP: 00007ffcc76a54d0 R08: 0000000000000000 R09: 00007ffcc76a4b70 [ 39.036278] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555613ea12b0 [ 39.037617] R13: 00007ffcc76a5900 R14: 0000555613ea3d20 R15: 0000555613eb58d0 [ 39.038944] [ 39.039369] irq event stamp: 1843 [ 39.040025] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 39.041611] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 39.043162] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 39.044700] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 39.046275] ---[ end trace 0000000000000000 ]--- [ 42.245003] ------------[ cut here ]------------ [ 42.245979] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.248026] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.249465] Modules linked in: [ 42.250092] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.252077] Tainted: [W]=WARN [ 42.252910] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.254446] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.255365] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.258566] RSP: 0018:ffff88801a8b7bc0 EFLAGS: 00010286 [ 42.259495] RAX: 0000000000000000 RBX: ffffed1003516f78 RCX: ffffffff813a4050 [ 42.260823] RDX: ffff888015f95340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.262108] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003516f2f [ 42.263388] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.264668] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a8b7df8 [ 42.265943] FS: 00007f30c0dc9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.267410] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.268462] CR2: 00007ffff01ceef7 CR3: 00000000204dc000 CR4: 0000000000350ef0 [ 42.269799] Call Trace: [ 42.270265] [ 42.270735] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.271671] ? __create_object+0x59/0x80 [ 42.272418] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.273372] __vmalloc_noprof+0x59/0x60 [ 42.274123] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.274999] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.275940] bpf_prog_alloc+0x39/0x200 [ 42.276676] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.277649] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.278513] do_seccomp+0x349/0x25e0 [ 42.279253] ? find_held_lock+0x2b/0x80 [ 42.280001] ? do_prlimit+0x310/0x610 [ 42.280743] ? __pfx_do_seccomp+0x10/0x10 [ 42.281493] ? do_raw_spin_unlock+0x53/0x220 [ 42.282338] ? _raw_spin_unlock+0x1e/0x40 [ 42.283132] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.284105] ? static_key_count+0x60/0x80 [ 42.284904] prctl_set_seccomp+0x4e/0x70 [ 42.285680] __do_sys_prctl+0xe6c/0x1d70 [ 42.286411] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.287278] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.288237] ? irqentry_exit+0xf3/0x650 [ 42.289008] do_syscall_64+0xbf/0x430 [ 42.289743] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.290704] RIP: 0033:0x7f30c12bb5cd [ 42.291359] 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 [ 42.294568] RSP: 002b:00007ffff01cd2d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.295939] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f30c12bb5cd [ 42.297215] RDX: 0000556f59484e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.298494] RBP: 00007ffff01cd330 R08: 0000000000000000 R09: 00007ffff01cc9d0 [ 42.299783] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556f704b0ad0 [ 42.301051] R13: 00007ffff01cd760 R14: 0000556f704b1bc0 R15: 0000556f704c2780 [ 42.302339] [ 42.302825] irq event stamp: 1833 [ 42.303430] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 42.304955] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 42.306468] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 42.307925] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 42.309174] ---[ end trace 0000000000000000 ]--- [ 43.013511] ------------[ cut here ]------------ [ 43.014462] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.016571] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.018029] Modules linked in: [ 43.018900] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.020986] Tainted: [W]=WARN [ 43.021586] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.023045] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.023942] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 43.027080] RSP: 0018:ffff888017407bc0 EFLAGS: 00010286 [ 43.028049] RAX: 0000000000000000 RBX: ffffed1002e80f78 RCX: ffffffff813a4050 [ 43.029344] RDX: ffff8880179f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.030631] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e80f2f [ 43.031919] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.033190] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017407df8 [ 43.034475] FS: 00007fa2c3dd7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.035935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.036993] CR2: 00007ffe436e5ef7 CR3: 000000000e5b2000 CR4: 0000000000350ef0 [ 43.038288] Call Trace: [ 43.038809] [ 43.039223] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.040123] ? __create_object+0x59/0x80 [ 43.040913] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.041886] __vmalloc_noprof+0x59/0x60 [ 43.042660] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.043497] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.044445] bpf_prog_alloc+0x39/0x200 [ 43.045187] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.046124] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.047031] do_seccomp+0x349/0x25e0 [ 43.047765] ? find_held_lock+0x2b/0x80 [ 43.048479] ? do_prlimit+0x310/0x610 [ 43.049230] ? __pfx_do_seccomp+0x10/0x10 [ 43.050039] ? do_raw_spin_unlock+0x53/0x220 [ 43.050886] ? _raw_spin_unlock+0x1e/0x40 [ 43.051686] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.052662] ? static_key_count+0x60/0x80 [ 43.053422] prctl_set_seccomp+0x4e/0x70 [ 43.054200] __do_sys_prctl+0xe6c/0x1d70 [ 43.054997] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.055872] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.056852] ? irqentry_exit+0xf3/0x650 [ 43.057603] do_syscall_64+0xbf/0x430 [ 43.058310] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.059278] RIP: 0033:0x7fa2c42c95cd [ 43.059988] 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 [ 43.063203] RSP: 002b:00007ffe436e4060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.064590] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2c42c95cd [ 43.065879] RDX: 000056276a74ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.067195] RBP: 00007ffe436e40c0 R08: 0000000000000000 R09: 00007ffe436e3760 [ 43.068488] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627a07e5b10 [ 43.069777] R13: 00007ffe436e44f0 R14: 00005627a07e62b0 R15: 00005627a07fa6f0 [ 43.071088] [ 43.071522] irq event stamp: 1849 [ 43.072179] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 43.073699] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 43.075228] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 43.076776] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 43.078294] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:54361' (ECDSA) to the list of known hosts. 2025/11/17 09:00:13 fuzzer started 2025/11/17 09:00:14 dialing manager at localhost:37895 2025/11/17 09:00:14 checking machine... 2025/11/17 09:00:14 checking revisions... [ 43.951307] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:00:14 testing simple program... [ 44.049712] cgroup: Unknown subsys name 'net' [ 44.103635] cgroup: Unknown subsys name 'cpuset' [ 44.120181] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:00:13 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888015e41bc0 RCX=ffff88806ce08ad0 RDX=0000000000000000 RSI=1ffff1100d9c1148 RDI=ffff888015e41fbc RBP=ffff88806ce08a88 RSP=ffff88806ce08958 R8 =0000000000000000 R9 =0000000000000000 R10=ffff88806ce08a30 R11=0000000000000001 R12=0000000000000000 R13=ffff88806ce08a78 R14=ffff88806ce08a78 R15=ffff88806ce08a30 RIP=ffffffff815bd59a RFL=00000213 [----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 00007f30c0dc9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f30c137e650 CR3=000000002047f000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001d413 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fca02dfa498 CR3=000000000d343000 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=9d5dad36a6ea9bb45649ae7e34f2c0d2 XMM02=ec2efd57dc4c00df00000000003037d0 XMM03=59aab871d93c375a00000000003038a0 XMM04=723f75a8f38cc75d00000000000ae988 XMM05=2bdb8c4dd3dc75910000000000322a98 XMM06=090f1556b20111b30000000000321930 XMM07=fb795ef6d65770560000000000310e90 XMM08=2c67c8bc2e329bc30000000000303840 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000