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KASAN: slab-use-after-free Read in seq_printf

Status: moderation: reported on 2025/10/07 11:49
Subsystems: fs
Labels: prio:high
[Documentation on labels]
Reported-by: syzbot+3366add91c4b8d9822cf@syzkaller.appspotmail.com
First crash: 268d, last: 28d
▶ ▼ ✨ AI Jobs (4)
ID Workflow Result Correct Bug Created Started Finished Revision Error
3b0d2f4a-4af1-444b-b687-49034f2f70c8 assessment-security DenialOfService: ✅ Exploitable: ✅ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ✅ UserNamespace: ❌ VMGuestTrigger: ❌ VMHostTrigger: ❌ ❓ KASAN: slab-use-after-free Read in seq_printf 2026/05/25 12:01 2026/05/25 12:01 2026/05/25 12:55 c69befb30ac10e158cc9d1557b508ee3f0eca1de 

			
				
	

	
	

		4237d129-e104-4eb5-8412-1d82bdc08159
		moderation
		
			
				
					Actionable: ✅
				
			
				
					Confident: ✅
				
			
				
			
		
		❓
		KASAN: slab-use-after-free Read in seq_printf
		2026/02/06 12:22
		2026/02/06 12:27
		2026/02/06 12:35
		97745f52f5b9361548048f53f0b3b51b9313fedf
		
			

			
				
	

	
	

		487d6af1-3a00-4d7e-8875-b3e486e5a7e1
		moderation
		
			
		
		💥
		KASAN: slab-use-after-free Read in seq_printf
		2026/02/06 07:04
		2026/02/06 09:45
		2026/02/06 09:56
		9b618abc0cd923b36c7a5ebc58a21174112d8f70
		
			
tool grepper failed: error: failed to run ["git" "grep" "--extended-regexp" "--line-number" "--show-function" "-C1" "--no-color" "->phys ="]: exit status 129
error: unknown switch `>'
usage: git grep ...

			
				
truncated to first 200 bytes; open job for full error

			
				
	

	
	

		d54d6933-0060-4a4e-a71e-b7c4f79b4a3f
		moderation
		
			
				
					Actionable: ✅
				
			
				
					Confident: ✅
				
			
				
			
		
		❓
		KASAN: slab-use-after-free Read in seq_printf
		2026/01/15 18:55
		2026/01/15 18:55
		2026/01/15 19:24
		a9d6a79219801d2130df3b1a792c57f0e5428e9f
		
			

			
				
	

	
	



			

		

	

	
	

		

			▶
			▼
			Similar bugs (8)
		

		

			




	
	

		
			Kernel
		
		Title
		
			Rank
			
🛈

		
		Repro
		Cause bisect
		Fix bisect
		Count
		Last
		Reported
		
		
		
			Patched
		
		
			Status
		
		
	

	
	
	
		

			upstream
			
				KASAN: slab-out-of-bounds Read in seq_printf
					fs
			
			19
			
			
			
			5
			412d
			
				
					518d
				
			
			
			
			
				0/29
			
			
				
					
						auto-obsoleted due to no activity on 2025/08/09 17:54
					
				
			
			
		

	
		

			upstream
			
				KMSAN: uninit-value in seq_printf (2)
					fs
			
			7
			C
			
			
			99
			1474d
			
				
					1740d
				
			
			
			
			
				0/29
			
			
				
					
						auto-closed as invalid on 2022/09/30 02:43
					
				
			
			
		

	
		

			android-6-1
			
				KASAN: slab-out-of-bounds Read in seq_printf (2)
			
			17
			
			
			
			1
			84d
			
				
					84d
				
			
			
			
			
				0/2
			
			
				
					
						premoderation: reported on 2026/04/04 17:28
					
				
			
			
		

	
		

			android-5-10
			
				KASAN: use-after-free Read in seq_printf
			
			19
			
			
			
			15
			277d
			
				
					384d
				
			
			
			
			
				0/2
			
			
				
					
						auto-obsoleted due to no activity on 2025/12/23 06:43
					
				
			
			
		

	
		

			upstream
			
				KMSAN: kernel-infoleak in __skb_datagram_iter
					net
			
			9
			
			
			
			68
			1006d
			
				
					1111d
				
			
			
			
			
				23/29
			
			
				
					
						fixed on 2023/09/28 17:51
					
				
			
			
		

	
		

			android-6-1
			
				KASAN: slab-out-of-bounds Read in seq_printf
			
			19
			
			
			
			2
			281d
			
				
					286d
				
			
			
			
			
				0/2
			
			
				
					
						auto-obsoleted due to no activity on 2025/12/19 00:57
					
				
			
			
		

	
		

			android-5-10
			
				KASAN: use-after-free Read in seq_printf (2)
			
			19
			
			
			
			1
			164d
			
				
					164d
				
			
			
			
			
				0/2
			
			
				
					
						auto-obsoleted due to no activity on 2026/04/14 16:00
					
				
			
			
		

	
		

			android-5-15
			
				KASAN: use-after-free Read in seq_printf
			
			19
			
			
			
			1
			282d
			
				
					282d
				
			
			
			
			
				0/2
			
			
				
					
						auto-obsoleted due to no activity on 2025/12/17 23:30
					
				
			
			
		

	
	





			
			
			
			
		

	

	

	
	
Sample crash report:

	
netlink: 8 bytes leftover after parsing attributes in process `syz.1.2882'.
netlink: 8 bytes leftover after parsing attributes in process `syz.1.2882'.
==================================================================
BUG: KASAN: slab-use-after-free in string_nocheck lib/vsprintf.c:655 [inline]
BUG: KASAN: slab-use-after-free in string+0x231/0x2b0 lib/vsprintf.c:737
Read of size 1 at addr ffff888076996a20 by task syz.1.2882/15998

CPU: 1 UID: 0 PID: 15998 Comm: syz.1.2882 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 print_address_description+0x55/0x1e0 mm/kasan/report.c:378
 print_report+0x58/0x70 mm/kasan/report.c:482
 kasan_report+0x117/0x150 mm/kasan/report.c:595
 string_nocheck lib/vsprintf.c:655 [inline]
 string+0x231/0x2b0 lib/vsprintf.c:737
 vsnprintf+0x739/0xee0 lib/vsprintf.c:2948
 seq_vprintf fs/seq_file.c:392 [inline]
 seq_printf+0x188/0x290 fs/seq_file.c:407
 input_devices_seq_show+0x145/0x640 drivers/input/input.c:1116
 seq_read_iter+0x9bb/0xe10 fs/seq_file.c:273
 seq_read+0x367/0x480 fs/seq_file.c:163
 pde_read fs/proc/inode.c:308 [inline]
 proc_reg_read+0x1e9/0x2e0 fs/proc/inode.c:320
 vfs_read+0x20c/0xa70 fs/read_write.c:572
 ksys_read+0x150/0x270 fs/read_write.c:717
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f926539ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f92661d4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f9265615fa0 RCX: 00007f926539ce59
RDX: 0000000000002020 RSI: 0000200000002640 RDI: 0000000000000007
RBP: 00007f9265432d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9265616038 R14: 00007f9265615fa0 R15: 00007f926573fa48
 </TASK>

Allocated by task 10482:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:415
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __kmalloc_cache_noprof+0x31c/0x660 mm/slub.c:5420
 kmalloc_noprof include/linux/slab.h:950 [inline]
 kzalloc_noprof include/linux/slab.h:1188 [inline]
 xpad_probe+0x428/0x1fc0 drivers/input/joystick/xpad.c:2052
 usb_probe_interface+0x659/0xc70 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x267/0xaf0 drivers/base/dd.c:709
 __driver_probe_device+0x1ef/0x380 drivers/base/dd.c:871
 driver_probe_device+0x4f/0x240 drivers/base/dd.c:901
 __device_attach_driver+0x279/0x430 drivers/base/dd.c:1029
 bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
 __device_attach+0x2c5/0x450 drivers/base/dd.c:1101
 device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1156
 bus_probe_device+0x12a/0x220 drivers/base/bus.c:613
 device_add+0x7e9/0xbb0 drivers/base/core.c:3706
 usb_set_configuration+0x1a87/0x2110 drivers/usb/core/message.c:2268
 usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
 usb_probe_device+0x1c4/0x3b0 drivers/usb/core/driver.c:291
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x267/0xaf0 drivers/base/dd.c:709
 __driver_probe_device+0x1ef/0x380 drivers/base/dd.c:871
 driver_probe_device+0x4f/0x240 drivers/base/dd.c:901
 __device_attach_driver+0x279/0x430 drivers/base/dd.c:1029
 bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
 __device_attach+0x2c5/0x450 drivers/base/dd.c:1101
 device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1156
 bus_probe_device+0x12a/0x220 drivers/base/bus.c:613
 device_add+0x7e9/0xbb0 drivers/base/core.c:3706
 usb_new_device+0xa08/0x16f0 drivers/usb/core/hub.c:2695
 hub_port_connect drivers/usb/core/hub.c:5567 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
 port_event drivers/usb/core/hub.c:5871 [inline]
 hub_event+0x2a1c/0x4f30 drivers/usb/core/hub.c:5953
 process_one_work kernel/workqueue.c:3314 [inline]
 process_scheduled_works+0xb5d/0x1860 kernel/workqueue.c:3397
 worker_thread+0xa53/0xfc0 kernel/workqueue.c:3478
 kthread+0x389/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Freed by task 13420:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584
 poison_slab_object mm/kasan/common.c:253 [inline]
 __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:285
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:2689 [inline]
 slab_free mm/slub.c:6251 [inline]
 kfree+0x1c5/0x640 mm/slub.c:6566
 xpad_disconnect+0x350/0x480 drivers/input/joystick/xpad.c:2236
 usb_unbind_interface+0x26e/0x910 drivers/usb/core/driver.c:458
 device_remove drivers/base/dd.c:621 [inline]
 __device_release_driver drivers/base/dd.c:1352 [inline]
 device_release_driver_internal+0x4d9/0x870 drivers/base/dd.c:1375
 bus_remove_device+0x455/0x570 drivers/base/bus.c:657
 device_del+0x527/0x8f0 drivers/base/core.c:3895
 usb_disable_device+0x3d4/0x8d0 drivers/usb/core/message.c:1478
 usb_disconnect+0x32f/0x990 drivers/usb/core/hub.c:2345
 hub_port_connect drivers/usb/core/hub.c:5407 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
 port_event drivers/usb/core/hub.c:5871 [inline]
 hub_event+0x1cc9/0x4f30 drivers/usb/core/hub.c:5953
 process_one_work kernel/workqueue.c:3314 [inline]
 process_scheduled_works+0xb5d/0x1860 kernel/workqueue.c:3397
 worker_thread+0xa53/0xfc0 kernel/workqueue.c:3478
 kthread+0x389/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Last potentially related work creation:
 kasan_save_stack+0x3e/0x60 mm/kasan/common.c:57
 kasan_record_aux_stack+0xbd/0xd0 mm/kasan/generic.c:556
 insert_work+0x3d/0x330 kernel/workqueue.c:2226
 __queue_work+0xcef/0x1040 kernel/workqueue.c:2393
 queue_work_on+0x106/0x1d0 kernel/workqueue.c:2444
 queue_work include/linux/workqueue.h:698 [inline]
 schedule_work include/linux/workqueue.h:759 [inline]
 xpad360w_process_packet drivers/input/joystick/xpad.c:1003 [inline]
 xpad_irq_in+0xb4c/0x25c0 drivers/input/joystick/xpad.c:1229
 __usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1657
 dummy_timer+0xbc0/0x4650 drivers/usb/gadget/udc/dummy_hcd.c:2005
 __run_hrtimer kernel/time/hrtimer.c:1930 [inline]
 __hrtimer_run_queues+0x3c0/0xa20 kernel/time/hrtimer.c:1994
 hrtimer_run_softirq+0x17a/0x240 kernel/time/hrtimer.c:2011
 handle_softirqs+0x22a/0x840 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xca/0x220 kernel/softirq.c:735
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1061 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1061
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697

Second to last potentially related work creation:
 kasan_save_stack+0x3e/0x60 mm/kasan/common.c:57
 kasan_record_aux_stack+0xbd/0xd0 mm/kasan/generic.c:556
 insert_work+0x3d/0x330 kernel/workqueue.c:2226
 __queue_work+0xcef/0x1040 kernel/workqueue.c:2393
 queue_work_on+0x106/0x1d0 kernel/workqueue.c:2444
 queue_work include/linux/workqueue.h:698 [inline]
 schedule_work include/linux/workqueue.h:759 [inline]
 xpad360w_process_packet drivers/input/joystick/xpad.c:1003 [inline]
 xpad_irq_in+0xb4c/0x25c0 drivers/input/joystick/xpad.c:1229
 __usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1657
 dummy_timer+0xbc0/0x4650 drivers/usb/gadget/udc/dummy_hcd.c:2005
 __run_hrtimer kernel/time/hrtimer.c:1930 [inline]
 __hrtimer_run_queues+0x3c0/0xa20 kernel/time/hrtimer.c:1994
 hrtimer_run_softirq+0x17a/0x240 kernel/time/hrtimer.c:2011
 handle_softirqs+0x22a/0x840 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xca/0x220 kernel/softirq.c:735
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1061 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1061
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697

The buggy address belongs to the object at ffff888076996800
 which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 544 bytes inside of
 freed 1024-byte region [ffff888076996800, ffff888076996c00)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x76990
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88813fe17dc0 dead000000000100 dead000000000122
raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88813fe17dc0 dead000000000100 dead000000000122
head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000
head: 00fff00000000003 fffffffffffffe01 00000000ffffffff 00000000ffffffff
head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5511, tgid 5511 (dhcpcd-run-hook), ts 59168444099, free_ts 59020411528
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x22d/0x280 mm/page_alloc.c:1853
 prep_new_page mm/page_alloc.c:1861 [inline]
 get_page_from_freelist+0x2593/0x2610 mm/page_alloc.c:3941
 __alloc_frozen_pages_noprof+0x18d/0x380 mm/page_alloc.c:5221
 alloc_slab_page mm/slub.c:3278 [inline]
 allocate_slab+0x77/0x660 mm/slub.c:3467
 new_slab mm/slub.c:3525 [inline]
 refill_objects+0x339/0x3d0 mm/slub.c:7272
 refill_sheaf mm/slub.c:2816 [inline]
 __pcs_replace_empty_main+0x321/0x720 mm/slub.c:4652
 alloc_from_pcs mm/slub.c:4750 [inline]
 slab_alloc_node mm/slub.c:4884 [inline]
 __do_kmalloc_node mm/slub.c:5295 [inline]
 __kmalloc_noprof+0x474/0x760 mm/slub.c:5308
 kmalloc_noprof include/linux/slab.h:954 [inline]
 load_elf_phdrs+0x13e/0x240 fs/binfmt_elf.c:540
 load_elf_binary+0xa0f/0x2980 fs/binfmt_elf.c:969
 search_binary_handler fs/exec.c:1664 [inline]
 exec_binprm fs/exec.c:1696 [inline]
 bprm_execve+0x94a/0x1510 fs/exec.c:1748
 do_execveat_common+0x50d/0x690 fs/exec.c:1846
 __do_sys_execve fs/exec.c:1930 [inline]
 __se_sys_execve fs/exec.c:1924 [inline]
 __x64_sys_execve+0x97/0xc0 fs/exec.c:1924
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 5501 tgid 5501 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 __free_pages_prepare mm/page_alloc.c:1397 [inline]
 __free_frozen_pages+0xc1c/0xd30 mm/page_alloc.c:2938
 __slab_free+0x274/0x2c0 mm/slub.c:5613
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:350
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slub.c:4570 [inline]
 slab_alloc_node mm/slub.c:4899 [inline]
 __do_kmalloc_node mm/slub.c:5295 [inline]
 __kmalloc_node_track_caller_noprof+0x493/0x7b0 mm/slub.c:5408
 __kmemdup_nul mm/util.c:64 [inline]
 kstrdup+0x42/0x100 mm/util.c:84
 bprm_change_interp+0x82/0xc0 fs/exec.c:1474
 load_script+0x6d0/0x860 fs/binfmt_script.c:125
 search_binary_handler fs/exec.c:1664 [inline]
 exec_binprm fs/exec.c:1696 [inline]
 bprm_execve+0x94a/0x1510 fs/exec.c:1748
 do_execveat_common+0x50d/0x690 fs/exec.c:1846
 __do_sys_execve fs/exec.c:1930 [inline]
 __se_sys_execve fs/exec.c:1924 [inline]
 __x64_sys_execve+0x97/0xc0 fs/exec.c:1924
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Memory state around the buggy address:
 ffff888076996900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888076996980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888076996a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                               ^
 ffff888076996a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888076996b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================



	

	



	Crashes (7):
		
		

			Time
			Kernel
			Commit
			Syzkaller
			Config
			Log
			Report
			Syz repro
			C repro
			VM info
			Assets (help?)
			Manager
			Title
		

		
		
		
		

			2026/05/30 22:13
			upstream
			f5e5d3509bff
			6b4a8443
			.config
			console log
			report
			
			
			info
			
				[disk image]
			
				[vmlinux]
			
				[kernel image]
			
			ci-upstream-kasan-gce
			KASAN: slab-use-after-free Read in seq_printf
		

		
		

			2026/03/25 10:29
			upstream
			bbeb83d3182a
			35e4ff71
			.config
			console log
			report
			
			
			info
			
				[disk image]
			
				[vmlinux]
			
				[kernel image]
			
			ci-upstream-kasan-gce
			KASAN: slab-use-after-free Read in seq_printf
		

		
		

			2026/01/08 06:25
			upstream
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			ci-upstream-kasan-gce
			KASAN: slab-use-after-free Read in seq_printf
		

		
		

			2025/12/18 22:23
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			ci-upstream-kasan-gce-selinux-root
			KASAN: slab-use-after-free Read in seq_printf
		

		
		

			2025/10/26 18:17
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			ci-upstream-kasan-gce
			KASAN: slab-use-after-free Read in seq_printf
		

		
		

			2025/10/03 11:42
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			ci-upstream-kasan-gce
			KASAN: slab-use-after-free Read in seq_printf
		

		
		

			2026/01/01 10:13
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			ci-upstream-kasan-gce-386
			KASAN: slab-use-after-free Read in seq_printf
		

		
		


* Struck through repros no longer work on HEAD.